data/finetuning_data/finetune_dataset_extract-subclaim.json

[
  {
    "id": "ex_2025_11_28_001",
    "medical_text": "In a randomized, double-blind trial, 160 adults with moderate persistent asthma received inhaled budesonide 400 mcg twice daily or placebo for 12 weeks. The primary endpoint was change in pre-bronchodilator FEV1 at week 12. At week 12, mean FEV1 increased by 200 mL in the budesonide group versus 40 mL with placebo, yielding a between-group difference of 160 mL (95% CI 110–210). Rescue albuterol use decreased by a mean of 1.6 puffs per day in the budesonide group. Oral thrush occurred in 6% of participants receiving budesonide. No serious adverse events were attributed to the study drug.",
    "subclaims": [
      "The trial was randomized.",
      "The trial was double-blind.",
      "The trial enrolled 160 adults.",
      "Participants had moderate persistent asthma.",
      "The intervention arm received inhaled budesonide 400 mcg twice daily.",
      "The control arm received placebo.",
      "Treatment duration was 12 weeks.",
      "The primary endpoint was change in pre-bronchodilator FEV1 at week 12.",
      "At week 12, mean FEV1 increased by 200 mL in the budesonide group.",
      "At week 12, mean FEV1 increased by 40 mL in the placebo group.",
      "The between-group difference in FEV1 change was 160 mL.",
      "The 95% confidence interval for the between-group difference was 110 to 210 mL.",
      "Rescue albuterol use decreased by 1.6 puffs per day in the budesonide group.",
      "Oral thrush occurred in 6% of participants receiving budesonide.",
      "No serious adverse events were attributed to the study drug."
    ]
  },
  {
    "id": "case_pna_001",
    "medical_text": "Mr. J., a 58-year-old man with type 2 diabetes mellitus and stage 3 chronic kidney disease, presented with 2 days of fever, productive cough, and pleuritic right-sided chest pain. On arrival, temperature was 38.6°C, heart rate 108 bpm, blood pressure 132/78 mmHg, and oxygen saturation 91% on room air. Chest radiograph showed a right lower lobe consolidation. Labs revealed WBC 14.2 ×10^9/L, CRP 112 mg/L, creatinine 1.8 mg/dL (baseline 1.4), and HbA1c 8.2%. Nasopharyngeal PCR was negative for influenza A/B and SARS-CoV-2. Urine antigen was positive for Streptococcus pneumoniae; blood cultures were pending at admission. He reports a non-anaphylactic penicillin allergy (rash). He was started on intravenous ceftriaxone and azithromycin; metformin was held. Supplemental oxygen via 2 L/min nasal cannula improved SpO2 to 95%. After 48 hours, he was afebrile with decreasing CRP and improved cough, and he remained hemodynamically stable on the medical ward.",
    "subclaims": [
      "The patient is a 58-year-old man.",
      "The patient has type 2 diabetes mellitus.",
      "The patient has stage 3 chronic kidney disease.",
      "The patient reported 2 days of fever prior to presentation.",
      "On arrival, oxygen saturation on room air was 91%.",
      "Chest radiograph showed a right lower lobe consolidation.",
      "White blood cell count was 14.2 ×10^9/L.",
      "C-reactive protein was 112 mg/L.",
      "Serum creatinine was 1.8 mg/dL.",
      "The patient’s baseline creatinine was 1.4 mg/dL.",
      "Nasopharyngeal PCR was negative for influenza A and B.",
      "Nasopharyngeal PCR was negative for SARS-CoV-2.",
      "Urine antigen was positive for Streptococcus pneumoniae.",
      "Intravenous ceftriaxone was started.",
      "Azithromycin was started."
    ]
  },
  {
    "id": "ex-2025-11-28-001",
    "medical_text": "A 67-year-old man with type 2 diabetes and chronic kidney disease stage 3 presented with 3 days of fever, productive cough, and dyspnea. On arrival, temperature was 38.6°C and oxygen saturation was 88% on room air. WBC count was 15.2 ×10^9/L, C-reactive protein 152 mg/L, and estimated GFR 38 mL/min/1.73 m^2. Chest radiograph showed right lower lobe consolidation. Lactate was 1.6 mmol/L. Nasopharyngeal SARS-CoV-2 PCR was negative, and urine Legionella antigen was negative. Blood cultures were obtained before antibiotics. He reported a prior rash with azithromycin; no history of beta-lactam allergy. He was admitted with community-acquired pneumonia and started on supplemental oxygen via nasal cannula at 2 L/min, improving saturation to 93%. Ceftriaxone 1 g IV daily and doxycycline 100 mg orally twice daily were initiated. Metformin was held on admission. Subcutaneous heparin was started for venous thromboembolism prophylaxis. A repeat chest radiograph was planned in 48 hours.",
    "subclaims": [
      "The patient is a 67-year-old man.",
      "The patient has type 2 diabetes.",
      "The patient has chronic kidney disease stage 3.",
      "The patient reported 3 days of fever.",
      "Oxygen saturation was 88% on room air at presentation.",
      "WBC count was 15.2 ×10^9/L.",
      "C-reactive protein was 152 mg/L.",
      "Chest radiograph showed right lower lobe consolidation.",
      "Nasopharyngeal SARS-CoV-2 PCR was negative.",
      "Blood cultures were obtained before antibiotics.",
      "The patient reported a prior rash with azithromycin.",
      "The patient was admitted with community-acquired pneumonia.",
      "Ceftriaxone 1 g IV daily was initiated.",
      "Doxycycline 100 mg orally twice daily was initiated.",
      "Subcutaneous heparin was started for venous thromboembolism prophylaxis."
    ]
  },
  {
    "id": "case_2025_11_28_001",
    "medical_text": "A 58-year-old man with type 2 diabetes mellitus and stage 3 chronic kidney disease presented with two hours of substernal chest pressure at rest. On arrival, blood pressure measured 168/94 mmHg and heart rate was 52 bpm. The electrocardiogram showed 1 mm horizontal ST depressions in leads V4–V6. High-sensitivity troponin was 0.12 ng/mL initially, rising to 0.28 ng/mL on repeat testing. Kidney function was impaired, with serum creatinine 1.9 mg/dL and an estimated GFR of 38 mL/min/1.73 m². Based on these findings, the assessment favored non–ST-elevation myocardial infarction. Low-dose aspirin (81 mg daily) and high-intensity statin therapy (atorvastatin 80 mg nightly) were initiated.",
    "subclaims": [
      "The patient is a 58-year-old man.",
      "The patient has type 2 diabetes mellitus.",
      "The patient has stage 3 chronic kidney disease.",
      "He had substernal chest pressure at rest before presentation.",
      "The chest pain lasted two hours before presentation.",
      "On arrival, blood pressure was 168/94 mmHg.",
      "On arrival, heart rate was 52 bpm.",
      "The electrocardiogram showed 1 mm horizontal ST depressions in leads V4–V6.",
      "The initial high-sensitivity troponin was 0.12 ng/mL.",
      "The repeat high-sensitivity troponin was 0.28 ng/mL.",
      "Serum creatinine was 1.9 mg/dL.",
      "Estimated GFR was 38 mL/min/1.73 m².",
      "The assessment favored non–ST-elevation myocardial infarction.",
      "Aspirin 81 mg daily was initiated.",
      "Atorvastatin 80 mg nightly was initiated."
    ]
  },
  {
    "id": "ex_2025_11_28_01",
    "medical_text": "A 45-year-old woman with a history of mild persistent asthma presents with a 10-day history of cough, low-grade fever, and pleuritic chest pain. On exam, there are scattered expiratory wheezes and decreased breath sounds at the right base. A chest radiograph shows a right lower lobe consolidation. The clinician diagnoses community-acquired pneumonia with a concurrent asthma exacerbation. She is started on amoxicillin-clavulanate 875/125 mg twice daily and a 5-day course of oral prednisone 40 mg daily. She is advised to use a spacer with her inhaler and to return if dyspnea or fever worsens within 48 hours.",
    "subclaims": [
      "The patient is a 45-year-old woman.",
      "The patient has a history of mild persistent asthma.",
      "The patient has had cough for 10 days.",
      "The patient reports low-grade fever.",
      "The patient reports pleuritic chest pain.",
      "On exam, there are scattered expiratory wheezes.",
      "Breath sounds are decreased at the right lung base.",
      "A chest radiograph shows right lower lobe consolidation.",
      "The clinician diagnoses community-acquired pneumonia.",
      "The clinician diagnoses a concurrent asthma exacerbation.",
      "Amoxicillin-clavulanate 875/125 mg twice daily is prescribed.",
      "Oral prednisone 40 mg daily is prescribed for 5 days.",
      "The patient is advised to use a spacer with her inhaler.",
      "The patient is advised to return if dyspnea or fever worsens within 48 hours."
    ]
  },
  {
    "id": "case_58M_CAP_001",
    "medical_text": "A 58-year-old man with type 2 diabetes, stage 3 chronic kidney disease, and hypertension presented with three days of fever, productive cough, and pleuritic chest pain. On arrival, temperature was 38.6 C, blood pressure 98/62 mmHg, heart rate 112 bpm, respiratory rate 24/min, and oxygen saturation 90% on room air. Lung exam revealed crackles over the right lower lobe. White blood cell count was 16,000/uL with neutrophil predominance; creatinine was 1.9 mg/dL (baseline 1.4), and lactate 2.3 mmol/L. Chest radiograph showed right lower lobe consolidation. He was diagnosed with community-acquired pneumonia and sepsis. He received 30 mL/kg lactated Ringer's, supplemental oxygen via nasal cannula at 4 L/min, and empiric intravenous ceftriaxone plus azithromycin. Blood cultures were obtained prior to antibiotics; Legionella urinary antigen was negative. Vancomycin was avoided due to a prior rash allergy. After 24 hours, oxygen saturation improved to 95% on 2 L/min and blood pressure to 110/70 without vasopressors. Plan: continue antibiotics for 5 days if afebrile and improving, then switch to oral therapy when tolerating PO. Initiate DVT prophylaxis with enoxaparin unless platelets are below 50,000/uL.",
    "subclaims": [
      "The patient is a 58-year-old man.",
      "He has type 2 diabetes mellitus.",
      "He has stage 3 chronic kidney disease.",
      "He has hypertension.",
      "He had three days of fever before presentation.",
      "He had a productive cough for three days.",
      "His oxygen saturation was 90% on room air at arrival.",
      "Chest radiograph showed right lower lobe consolidation.",
      "He was diagnosed with community-acquired pneumonia.",
      "He was diagnosed with sepsis.",
      "He received 30 mL/kg of lactated Ringer's.",
      "He received supplemental oxygen via nasal cannula at 4 L/min.",
      "He received intravenous ceftriaxone.",
      "He received intravenous azithromycin.",
      "Vancomycin was avoided due to a prior rash allergy."
    ]
  },
  {
    "id": "case_00123",
    "medical_text": "A 62-year-old man with type 2 diabetes mellitus and chronic kidney disease stage 3 presents with 3 days of fever, productive cough with yellow sputum, and pleuritic right-sided chest pain. On arrival, temperature 38.5°C, heart rate 104 bpm, blood pressure 132/78 mmHg, and oxygen saturation 90% on room air. Labs show WBC 14.2 x10^9/L, CRP 112 mg/L, procalcitonin 1.2 ng/mL, serum creatinine 1.8 mg/dL (baseline 1.6). Chest radiograph reveals a right lower-lobe consolidation. Sputum culture later grows Streptococcus pneumoniae. The patient is started on ceftriaxone 1 g IV daily, dose adjusted for an estimated GFR of 45 mL/min/1.73 m^2, and supplemental oxygen via nasal cannula at 2 L/min. Metformin is held; insulin sliding scale is used for capillary glucose of 240 mg/dL. He reports no pneumococcal vaccination in the past 5 years. After 72 hours, he is afebrile and saturating 95% on room air. Discharge is planned with amoxicillin-clavulanate to complete a 7-day total antibiotic course.",
    "subclaims": [
      "The patient is a 62-year-old man.",
      "He has type 2 diabetes mellitus.",
      "He has chronic kidney disease stage 3.",
      "Symptoms had been present for 3 days before presentation.",
      "He had a productive cough with yellow sputum.",
      "He had right-sided pleuritic chest pain.",
      "On arrival, his temperature was 38.5°C.",
      "On arrival, his oxygen saturation was 90% on room air.",
      "The chest radiograph showed a right lower-lobe consolidation.",
      "Sputum culture grew Streptococcus pneumoniae.",
      "He was started on ceftriaxone 1 g IV daily.",
      "The ceftriaxone dose was adjusted for an estimated GFR of 45 mL/min/1.73 m^2.",
      "He received supplemental oxygen via nasal cannula at 2 L/min.",
      "After 72 hours, he was afebrile.",
      "Discharge was planned with amoxicillin-clavulanate."
    ]
  },
  {
    "id": "hfref_case_001",
    "medical_text": "A 58-year-old man with long-standing type 2 diabetes, hypertension, and stage 3 chronic kidney disease presented to the emergency department with 3 days of worsening dyspnea on exertion, new orthopnea, and bilateral leg swelling. Vital signs: blood pressure 162/94 mmHg, heart rate 102 bpm, oxygen saturation 92% on room air. Labs showed BNP 980 pg/mL, troponin I 0.01 ng/mL, creatinine 1.8 mg/dL (baseline 1.6), and eGFR 45 mL/min/1.73 m². Chest X-ray demonstrated cardiomegaly with small bilateral pleural effusions. ECG revealed sinus tachycardia at 102 bpm without ischemic changes. Transthoracic echocardiogram showed left ventricular ejection fraction 35% with global hypokinesis. He reported recent high-salt meals and over-the-counter ibuprofen use for back pain. The team diagnosed acute decompensated HFrEF, likely precipitated by dietary indiscretion and NSAIDs. He was treated with IV furosemide 40 mg twice daily, 1.5 L/day fluid restriction, and oxygen at 2 L/min; carvedilol 3.125 mg twice daily was initiated, while an ACE inhibitor was deferred due to mild AKI. Net urine output exceeded intake by 2.3 L in 24 hours with symptomatic improvement. Discharge planning included sodium restriction, avoidance of NSAIDs, and cardiology follow-up in one week.",
    "subclaims": [
      "The patient is a 58-year-old man.",
      "He has type 2 diabetes.",
      "He has hypertension.",
      "He has stage 3 chronic kidney disease.",
      "He reported 3 days of worsening dyspnea on exertion.",
      "He had new orthopnea.",
      "BNP was 980 pg/mL.",
      "The echocardiogram showed a left ventricular ejection fraction of 35%.",
      "The team diagnosed acute decompensated HFrEF.",
      "He was treated with intravenous furosemide 40 mg twice daily.",
      "Carvedilol 3.125 mg twice daily was initiated.",
      "An ACE inhibitor was deferred.",
      "The ACE inhibitor was deferred due to mild acute kidney injury.",
      "Net fluid balance was negative by 2.3 liters in 24 hours."
    ]
  },
  {
    "id": "ex_2025_11_28_001",
    "medical_text": "A 58-year-old man with type 2 diabetes mellitus and chronic kidney disease stage 3 presented with 2 hours of substernal chest pressure and diaphoresis. He is a former smoker who quit 5 years ago and had a nonvariceal upper GI bleed 3 months ago. On arrival, blood pressure was 156/92 mmHg, heart rate 48 bpm, and oxygen saturation 98% on room air. ECG showed 1–2 mm horizontal ST depressions in leads V4–V6. High-sensitivity troponin I was 0.12 ng/mL (above the lab reference range). Serum creatinine was 2.1 mg/dL, increased from a baseline of 1.7 mg/dL. A chest radiograph showed no acute cardiopulmonary process. He received aspirin 325 mg once, then 81 mg daily, and an IV unfractionated heparin infusion was started. A beta-blocker was withheld due to bradycardia. A high-intensity statin was initiated. Transthoracic echocardiogram revealed a left ventricular ejection fraction of 40%. Coronary angiography within 24 hours via radial access was planned, with contrast minimization due to renal risk.",
    "subclaims": [
      "The patient is a 58-year-old man.",
      "The patient has type 2 diabetes mellitus.",
      "The patient has chronic kidney disease stage 3.",
      "He had a nonvariceal upper gastrointestinal bleed 3 months ago.",
      "He is a former smoker who quit 5 years ago.",
      "He presented with 2 hours of substernal chest pressure.",
      "He had diaphoresis at presentation.",
      "On arrival, his heart rate was 48 beats per minute.",
      "The ECG showed 1–2 mm horizontal ST depressions in leads V4–V6.",
      "High-sensitivity troponin I was 0.12 ng/mL.",
      "The high-sensitivity troponin I result was above the lab reference range.",
      "Serum creatinine was 2.1 mg/dL.",
      "A beta-blocker was withheld due to bradycardia.",
      "He received aspirin 325 mg once.",
      "An intravenous unfractionated heparin infusion was started."
    ]
  },
  {
    "id": "ex_2025_001",
    "medical_text": "A 58-year-old man with hypertension and type 2 diabetes presented to the ED with 2 hours of central chest pressure radiating to the left arm, associated with diaphoresis and nausea. He is a current smoker (20 pack-years) and takes lisinopril and metformin; no known drug allergies. On arrival: BP 96/58 mmHg, HR 108 bpm, O2 sat 93% on room air. ECG showed 2 mm ST elevation in leads II, III, and aVF with reciprocal ST depression in I and aVL. Initial high-sensitivity troponin I was 72 ng/L (reference <14). Chest radiograph showed no pneumothorax. Bedside echo revealed inferior wall hypokinesis. He was given aspirin 325 mg chewed, ticagrelor 180 mg, and intravenous heparin. Nitrates were withheld due to hypotension and suspected right ventricular involvement. Emergent coronary angiography demonstrated proximal right coronary artery occlusion, and a drug-eluting stent was placed with restoration of TIMI 3 flow.",
    "subclaims": [
      "The patient is a 58-year-old man.",
      "He has type 2 diabetes.",
      "He presented to the emergency department.",
      "He had central chest pressure for 2 hours.",
      "The ECG showed 2 mm ST elevation in leads II, III, and aVF.",
      "The ECG showed reciprocal ST depression in leads I and aVL.",
      "The initial high-sensitivity troponin I was 72 ng/L.",
      "Bedside echocardiography revealed inferior wall hypokinesis.",
      "He was given aspirin 325 mg chewed.",
      "He was given ticagrelor 180 mg.",
      "He was given intravenous heparin.",
      "Nitrates were withheld.",
      "Emergent coronary angiography demonstrated proximal right coronary artery occlusion.",
      "A drug-eluting stent was placed.",
      "TIMI 3 flow was restored."
    ]
  },
  {
    "id": "case_001_CAP_CKD64M",
    "medical_text": "A 64-year-old man with type 2 diabetes (A1c 8.2% three months ago), hypertension, and stage 3 chronic kidney disease (baseline creatinine 1.6 mg/dL; eGFR 45 mL/min/1.73 m2) presented with 4 days of fever (38.6°C), productive green sputum, and pleuritic right-sided chest pain. He is a former 40 pack-year smoker who quit 5 years ago. Medications include metformin, lisinopril, and atorvastatin. Vitals: HR 112, BP 102/64, RR 24, SpO2 90% on room air. Exam revealed crackles over the right lower lung field. Labs: WBC 15,200/µL with 85% neutrophils, creatinine 2.1 mg/dL, CRP 12 mg/dL, procalcitonin 0.9 ng/mL, lactate 2.6 mmol/L. Chest radiograph showed right lower lobe consolidation. Community-acquired pneumonia with sepsis was diagnosed. He received 1.5 L IV lactated Ringer’s, ceftriaxone plus azithromycin, and 2 L/min oxygen via nasal cannula. Metformin and lisinopril were held due to acute kidney injury and hypotension. Blood cultures were drawn before antibiotics; viral PCR panel (influenza A/B, RSV, SARS-CoV-2) was negative. He was admitted to a step-down unit.",
    "subclaims": [
      "The patient is a 64-year-old man.",
      "He has type 2 diabetes.",
      "His A1c was 8.2% three months ago.",
      "He has stage 3 chronic kidney disease.",
      "His baseline creatinine is 1.6 mg/dL.",
      "He had fever for 4 days.",
      "His temperature was 38.6°C at presentation.",
      "He had a productive cough.",
      "His sputum was green.",
      "He had pleuritic right-sided chest pain.",
      "His oxygen saturation was 90% on room air.",
      "Chest radiograph showed right lower lobe consolidation.",
      "The diagnosis was community-acquired pneumonia with sepsis.",
      "He received ceftriaxone plus azithromycin.",
      "Blood cultures were drawn before antibiotics."
    ]
  },
  {
    "id": "case_58yoF_CAP_001",
    "medical_text": "A 58-year-old woman with type 2 diabetes presented with 3 days of worsening shortness of breath and productive cough. On exam, she was febrile to 38.3 C and hypoxic with an oxygen saturation of 89% on room air. Laboratory tests showed a white blood cell count of 13.8 x10^3/uL and a serum glucose of 264 mg/dL. A chest radiograph revealed a left lower-lobe consolidation. She reported a prior rash with amoxicillin. The working diagnosis was community-acquired pneumonia. She was started on levofloxacin 750 mg daily and given supplemental oxygen via nasal cannula. After 2 hours, her saturation improved to 94% on 3 L/min. She was admitted for inpatient management.",
    "subclaims": [
      "The patient is a 58-year-old woman.",
      "She has type 2 diabetes.",
      "She had 3 days of worsening shortness of breath.",
      "She had a productive cough.",
      "Her temperature on exam was 38.3 C.",
      "Her oxygen saturation on room air was 89%.",
      "The white blood cell count was 13.8 x10^3/uL.",
      "The serum glucose was 264 mg/dL.",
      "A chest radiograph showed a left lower-lobe consolidation.",
      "She reported a prior rash with amoxicillin.",
      "The working diagnosis was community-acquired pneumonia.",
      "She was started on levofloxacin 750 mg daily.",
      "She received supplemental oxygen via nasal cannula.",
      "After 2 hours, her oxygen saturation improved to 94% on 3 L/min.",
      "She was admitted for inpatient management."
    ]
  },
  {
    "id": "case_2025_001",
    "medical_text": "Mr. D., a 58-year-old man with a 5-year history of type 2 diabetes and long-standing hypertension, presents for routine follow-up. He reports tingling and numbness in both feet for the past 3 months but denies chest pain or dyspnea. Vitals: blood pressure 156/92 mmHg, BMI 31.5 kg/m^2. Labs today show HbA1c 9.1%, fasting glucose 186 mg/dL, creatinine 1.6 mg/dL with estimated GFR 48 mL/min/1.73 m^2. Urine albumin-to-creatinine ratio is 95 mg/g. Foot exam reveals decreased monofilament sensation bilaterally without ulcers. Funduscopic exam shows background diabetic retinopathy. ECG demonstrates normal sinus rhythm. He has no known drug allergies. Plan: continue metformin 500 mg twice daily; start basal insulin glargine 10 units nightly; initiate lisinopril 10 mg daily; refer to ophthalmology; provide diet and exercise counseling; administer the inactivated influenza vaccine today; schedule follow-up in 4 weeks.",
    "subclaims": [
      "The patient is a 58-year-old man.",
      "The visit is a routine follow-up.",
      "The patient has a 5-year history of type 2 diabetes.",
      "The patient has hypertension.",
      "The patient reports tingling in both feet for 3 months.",
      "The patient reports numbness in both feet for 3 months.",
      "Blood pressure is 156/92 mmHg.",
      "HbA1c is 9.1%.",
      "Estimated GFR is 48 mL/min/1.73 m^2.",
      "Urine albumin-to-creatinine ratio is 95 mg/g.",
      "Foot exam shows decreased monofilament sensation bilaterally.",
      "Funduscopic exam shows background diabetic retinopathy.",
      "ECG shows normal sinus rhythm.",
      "Plan includes starting insulin glargine 10 units nightly.",
      "The inactivated influenza vaccine is administered today."
    ]
  },
  {
    "id": "ex-2025-11-28-001",
    "medical_text": "A 62-year-old woman with chronic obstructive pulmonary disease (COPD) presented with three days of productive cough and worsening shortness of breath. She is a former smoker who quit ten years ago. On arrival, temperature was 38.2°C and oxygen saturation 89% on room air. Chest radiograph demonstrated a right lower lobe infiltrate. The clinical diagnosis was community-acquired pneumonia with a COPD exacerbation. She was started on intravenous ceftriaxone and oral doxycycline. Nebulized albuterol/ipratropium was ordered every four hours. Prednisone 40 mg daily was initiated for five days. Supplemental oxygen was provided via nasal cannula at 2 L/min.",
    "subclaims": [
      "The patient is a 62-year-old woman.",
      "The patient has chronic obstructive pulmonary disease.",
      "The patient had three days of productive cough before presentation.",
      "The patient reported worsening shortness of breath.",
      "The patient is a former smoker.",
      "The patient quit smoking ten years ago.",
      "On arrival, the temperature was 38.2°C.",
      "On arrival, oxygen saturation was 89% on room air.",
      "Chest radiograph showed a right lower lobe infiltrate.",
      "The diagnosis was community-acquired pneumonia with a COPD exacerbation.",
      "Intravenous ceftriaxone was started.",
      "Oral doxycycline was started.",
      "Nebulized albuterol/ipratropium was ordered every four hours.",
      "Prednisone 40 mg daily was initiated for five days.",
      "Supplemental oxygen was provided via nasal cannula at 2 L/min."
    ]
  },
  {
    "id": "5f2a7c1e-9b8d-4c1c-9a3e-2a5b3d7f42a1",
    "medical_text": "A 58-year-old man with type 2 diabetes mellitus and stage 3 chronic kidney disease presented to the ED with 45 minutes of substernal chest pressure radiating to the left arm. Vital signs: BP 162/94 mmHg, HR 98 bpm, SpO2 97% on room air. ECG showed 1–2 mm ST-segment depressions in leads V4–V6 without ST elevation. High-sensitivity troponin I rose from 0.08 to 0.42 ng/mL over 3 hours. Serum creatinine was 1.9 mg/dL (baseline 1.6), eGFR 38 mL/min/1.73 m². LDL cholesterol was 132 mg/dL, and HbA1c 8.2%. He received aspirin 325 mg loading dose and was started on 81 mg daily, plus an IV unfractionated heparin infusion titrated by anti-Xa. Sublingual nitroglycerin reduced his pain. Metformin 1000 mg twice daily was held due to reduced eGFR. The team initiated atorvastatin 80 mg nightly and planned coronary angiography within 24 hours. He reports a 20 pack-year smoking history, quit 5 years ago, and a penicillin allergy (rash).",
    "subclaims": [
      "The patient is a 58-year-old man.",
      "The patient has type 2 diabetes mellitus.",
      "The patient has stage 3 chronic kidney disease.",
      "He presented with substernal chest pressure.",
      "The chest pain radiated to the left arm.",
      "The ECG showed 1–2 mm ST-segment depressions in leads V4–V6.",
      "The ECG showed no ST elevation.",
      "High-sensitivity troponin I increased to 0.42 ng/mL.",
      "Estimated glomerular filtration rate was 38 mL/min/1.73 m².",
      "He received an aspirin 325 mg loading dose.",
      "He was started on aspirin 81 mg daily.",
      "He received an IV unfractionated heparin infusion titrated by anti-Xa.",
      "Sublingual nitroglycerin reduced his pain.",
      "Atorvastatin 80 mg nightly was initiated.",
      "Coronary angiography was planned within 24 hours."
    ]
  },
  {
    "id": "case_7f31b2a0",
    "medical_text": "A 58-year-old man with type 2 diabetes and stage 3 chronic kidney disease presented with 2 hours of substernal chest pressure radiating to the left arm. He is a current smoker (20 pack-years), has no prior myocardial infarction, and is allergic to penicillin. On arrival, he was hemodynamically stable (BP 132/78 mmHg, HR 88 bpm, SpO2 97% on room air), and his pain improved after sublingual nitroglycerin. The ECG showed 1 mm ST depressions in leads V4–V6. Troponin I increased from 0.42 to 0.86 ng/mL over 3 hours. Creatinine was 1.8 mg/dL (baseline 1.4), eGFR 42 mL/min/1.73 m2, HbA1c 8.2%, and LDL 142 mg/dL. Chest radiograph was unremarkable. Transthoracic echocardiogram showed a left ventricular ejection fraction of 45% with anterior wall hypokinesis. He was diagnosed with non–ST-elevation myocardial infarction and received aspirin 325 mg loading, clopidogrel 300 mg loading, and intravenous unfractionated heparin. High-intensity atorvastatin 80 mg nightly and metoprolol tartrate 25 mg twice daily were initiated. An ACE inhibitor was held due to the creatinine rise. Coronary angiography was scheduled within 24 hours, with IV hydration planned for contrast-associated kidney injury risk. Smoking cessation counseling was provided.",
    "subclaims": [
      "The patient is a 58-year-old man.",
      "The patient has type 2 diabetes mellitus.",
      "The patient has stage 3 chronic kidney disease.",
      "The patient is a current smoker.",
      "The patient presented with substernal chest pressure.",
      "The chest pain radiated to the left arm.",
      "The chest pain improved after sublingual nitroglycerin.",
      "The ECG showed 1 mm ST depressions in leads V4–V6.",
      "Troponin I rose from 0.42 ng/mL to 0.86 ng/mL over 3 hours.",
      "Serum creatinine was 1.8 mg/dL.",
      "Transthoracic echocardiogram showed a left ventricular ejection fraction of 45%.",
      "The diagnosis was non–ST-elevation myocardial infarction.",
      "The patient received an aspirin loading dose of 325 mg.",
      "High-intensity atorvastatin 80 mg nightly was started.",
      "Coronary angiography was scheduled within 24 hours."
    ]
  },
  {
    "id": "med_ex_2025_11_28_001",
    "medical_text": "A 62-year-old man with long-standing type 2 diabetes (HbA1c 9.1% last month) presents with a 2-cm plantar ulcer under the right first metatarsal head for 3 weeks, with foul odor and purulent drainage. He reports low-grade fevers and worsening pain despite 5 days of oral cephalexin 500 mg four times daily started by urgent care. Exam: temperature 38.1°C, heart rate 96, diminished protective sensation to monofilament in both feet, surrounding erythema extending 2 cm, and a positive probe-to-bone test. Labs: WBC 13.8 ×10^9/L with 85% neutrophils, CRP 112 mg/L, creatinine 1.6 mg/dL (baseline 1.1). Foot X-ray shows cortical erosion of the proximal phalanx of the right hallux. Wound culture grew methicillin-sensitive Staphylococcus aureus; no MRSA detected. He is allergic to penicillin (urticaria). The team recommends hospital admission, intravenous cefazolin, off-loading with a removable boot, and vascular evaluation due to a diminished dorsalis pedis pulse on the right.",
    "subclaims": [
      "The patient is a 62-year-old man.",
      "He has long-standing type 2 diabetes.",
      "He has a 2-cm plantar ulcer under the right first metatarsal head.",
      "The ulcer has been present for 3 weeks.",
      "He took oral cephalexin 500 mg four times daily for 5 days.",
      "On exam, his temperature is 38.1°C.",
      "The probe-to-bone test is positive.",
      "WBC count is 13.8 ×10^9/L.",
      "C-reactive protein is 112 mg/L.",
      "Foot X-ray shows cortical erosion of the proximal phalanx of the right hallux.",
      "Wound culture grew methicillin-sensitive Staphylococcus aureus.",
      "He has a penicillin allergy with urticaria.",
      "The dorsalis pedis pulse on the right is diminished.",
      "The team recommends hospital admission.",
      "The team recommends intravenous cefazolin."
    ]
  },
  {
    "id": "case_001",
    "medical_text": "A 62-year-old man with type 2 diabetes and hypertension presents with 2 hours of substernal chest pressure radiating to the left arm. Blood pressure is 168/92 mmHg, heart rate 98 bpm, and oxygen saturation 96% on room air. ECG shows 1–2 mm horizontal ST depressions in leads V4–V6. Initial high-sensitivity troponin I is 0.42 ng/mL (elevated). The working diagnosis is non–ST-elevation myocardial infarction (NSTEMI). He receives aspirin 325 mg and ticagrelor 180 mg loading doses, and an intravenous heparin infusion is started. Atorvastatin 80 mg nightly is initiated. Echocardiogram demonstrates a left ventricular ejection fraction of 45% without regional wall motion abnormalities. Serum creatinine is 1.8 mg/dL with an estimated GFR of 42 mL/min/1.73 m², and A1c is 8.2%. Metformin is held due to planned coronary angiography within 24 hours and will be resumed 48 hours after contrast if renal function is stable. Chest radiograph shows no acute pulmonary process.",
    "subclaims": [
      "The patient is a 62-year-old man.",
      "The patient has type 2 diabetes.",
      "The patient reports 2 hours of substernal chest pressure.",
      "The ECG shows 1–2 mm horizontal ST depressions in leads V4–V6.",
      "The initial high-sensitivity troponin I is 0.42 ng/mL.",
      "The working diagnosis is non–ST-elevation myocardial infarction.",
      "An aspirin 325 mg loading dose is given.",
      "A ticagrelor 180 mg loading dose is given.",
      "An intravenous heparin infusion is started.",
      "Echocardiogram shows a left ventricular ejection fraction of 45%.",
      "Serum creatinine is 1.8 mg/dL.",
      "Coronary angiography is planned within 24 hours.",
      "Metformin is held due to the planned angiography.",
      "Metformin will be resumed 48 hours after contrast if renal function is stable.",
      "Chest radiograph shows no acute pulmonary process."
    ]
  },
  {
    "id": "case_00123_nstemi_ckd",
    "medical_text": "A 58-year-old man with type 2 diabetes mellitus and stage 3 chronic kidney disease presented with 2 hours of substernal chest pressure. On arrival, high-sensitivity troponin I was 0.34 ng/mL, and the ECG showed ST depressions in leads V4–V6. He was diagnosed with a non–ST-elevation myocardial infarction and received aspirin 325 mg and ticagrelor 180 mg loading doses plus an unfractionated heparin infusion. Current labs showed a creatinine of 1.8 mg/dL. Early coronary angiography was planned within 24 hours with isotonic saline hydration to mitigate contrast-associated kidney injury. The team will hold home metformin for 48 hours after contrast administration. Transthoracic echocardiography reported a left ventricular ejection fraction of 45%.",
    "subclaims": [
      "The patient is a 58-year-old man.",
      "The patient has type 2 diabetes mellitus.",
      "The patient has stage 3 chronic kidney disease.",
      "The patient presented with 2 hours of substernal chest pressure.",
      "High-sensitivity troponin I was 0.34 ng/mL on arrival.",
      "The ECG showed ST depressions in leads V4–V6.",
      "The patient was diagnosed with a non–ST-elevation myocardial infarction.",
      "The patient received an aspirin 325 mg loading dose.",
      "The patient received a ticagrelor 180 mg loading dose.",
      "An unfractionated heparin infusion was started.",
      "Current labs showed a creatinine of 1.8 mg/dL.",
      "Early coronary angiography was planned within 24 hours.",
      "Isotonic saline hydration was planned to mitigate contrast-associated kidney injury.",
      "Home metformin will be held for 48 hours after contrast administration.",
      "Transthoracic echocardiography reported a left ventricular ejection fraction of 45%."
    ]
  },
  {
    "id": "case_00123",
    "medical_text": "67-year-old man with COPD, hypertension, and atrial fibrillation on apixaban presented with 2 days of fever, productive cough, and pleuritic right-sided chest pain. On arrival: temp 38.6°C, RR 24/min, BP 128/74, O2 saturation 88% on room air, improving to 94% on 2 L/min nasal cannula. WBC was 15.2 x10^9/L with neutrophil predominance; procalcitonin 0.42 ng/mL. Creatinine rose to 1.9 mg/dL from a baseline of 1.2 mg/dL. Chest X-ray showed right lower lobe consolidation. Bedside ultrasound demonstrated a moderate right pleural effusion. Blood cultures were obtained before antibiotics. IV ceftriaxone and azithromycin were started within 2 hours of arrival. He received 1 liter of lactated Ringers. Sputum culture was attempted but an adequate specimen could not be obtained. Apixaban was held in anticipation of diagnostic thoracentesis. He was admitted to a step-down unit with full code status. He reports a penicillin rash but has previously tolerated cephalosporins.",
    "subclaims": [
      "The patient is a 67-year-old man.",
      "The patient has chronic obstructive pulmonary disease.",
      "The patient has atrial fibrillation.",
      "The patient is taking apixaban.",
      "The patient reported 2 days of fever.",
      "The patient had a productive cough.",
      "The patient had pleuritic right-sided chest pain.",
      "Oxygen saturation was 88% on room air on arrival.",
      "The chest X-ray showed right lower lobe consolidation.",
      "Bedside ultrasound showed a moderate right pleural effusion.",
      "Intravenous ceftriaxone was started.",
      "Intravenous azithromycin was started.",
      "Antibiotics were started within 2 hours of arrival.",
      "Blood cultures were obtained before antibiotics.",
      "Apixaban was held in anticipation of diagnostic thoracentesis."
    ]
  },
  {
    "id": "case_2025_001",
    "medical_text": "A 64-year-old man with a 15-year history of type 2 diabetes and stage 3 chronic kidney disease presented to the emergency department with 2 days of fever, productive cough with green sputum, and pleuritic chest pain. Vital signs: temperature 38.6°C, heart rate 108 bpm, blood pressure 132/78 mmHg, respiratory rate 24/min, and oxygen saturation 90% on room air. Laboratory testing showed a white blood cell count of 15.2 x10^9/L with 88% neutrophils, serum creatinine 1.9 mg/dL (baseline 1.6), and an HbA1c of 8.3% measured one month prior. Chest X-ray revealed a right lower lobe consolidation. A diagnosis of community-acquired pneumonia was made. He received intravenous ceftriaxone and azithromycin in the ED, supplemental oxygen via nasal cannula at 2 L/min, and 1 liter of isotonic crystalloid. Blood cultures were obtained before antibiotics. He was admitted to a general medical ward with plans to monitor renal function and transition to oral antibiotics after clinical improvement. He reported no recent hospitalizations or antibiotic use in the past 90 days. He has a penicillin allergy of rash documented in childhood.",
    "subclaims": [
      "The patient is a 64-year-old man.",
      "He has a 15-year history of type 2 diabetes.",
      "He has stage 3 chronic kidney disease.",
      "He had fever for 2 days.",
      "He had a productive cough with green sputum.",
      "He had pleuritic chest pain.",
      "His temperature was 38.6°C.",
      "His oxygen saturation was 90% on room air.",
      "The white blood cell count was 15.2 x10^9/L.",
      "Chest X-ray showed a right lower lobe consolidation.",
      "A diagnosis of community-acquired pneumonia was made.",
      "He received intravenous ceftriaxone in the emergency department.",
      "He received intravenous azithromycin in the emergency department.",
      "Blood cultures were obtained before antibiotics.",
      "He was admitted to a general medical ward."
    ]
  },
  {
    "id": "case_2025_001",
    "medical_text": "A 54-year-old man with type 2 diabetes, hypertension, and prior coronary artery stent placement presents with 2 hours of substernal chest pressure and shortness of breath. On arrival: blood pressure 92/58 mmHg, heart rate 112 bpm, respiratory rate 24/min, oxygen saturation 90% on room air, temperature 36.8°C. ECG shows 1–2 mm horizontal ST depressions in leads V4–V6 without ST elevation. High-sensitivity troponin I is 0.38 ng/mL (lab upper reference ≤0.04). Chest radiograph demonstrates pulmonary edema. Serum creatinine is 2.1 mg/dL, up from a documented baseline of 1.0 mg/dL. The working diagnosis is non–ST elevation myocardial infarction with acute decompensated heart failure and acute kidney injury. The team avoids beta-blockers due to hypotension, administers aspirin 325 mg chewed, starts an unfractionated heparin infusion, and gives intravenous furosemide 40 mg. Oxygen is provided via nasal cannula at 2 L/min. Cardiology is consulted; a transthoracic echocardiogram is planned within 12 hours. The patient reports cough with ACE inhibitors. Urine output is 20 mL/hour. Given concern for contrast-induced nephropathy, immediate coronary angiography is deferred until hemodynamics improve.",
    "subclaims": [
      "The patient is a 54-year-old man.",
      "He has type 2 diabetes.",
      "He has hypertension.",
      "He has a history of prior coronary artery stent placement.",
      "He presents with 2 hours of substernal chest pressure.",
      "He has shortness of breath at presentation.",
      "On arrival, blood pressure is 92/58 mmHg.",
      "ECG shows 1–2 mm horizontal ST depressions in leads V4–V6.",
      "High-sensitivity troponin I is 0.38 ng/mL.",
      "Chest radiograph demonstrates pulmonary edema.",
      "Serum creatinine is 2.1 mg/dL.",
      "The working diagnosis includes non–ST elevation myocardial infarction.",
      "The working diagnosis includes acute decompensated heart failure.",
      "The team administers aspirin 325 mg chewed.",
      "An unfractionated heparin infusion is started."
    ]
  },
  {
    "id": "case_pna_45f_001",
    "medical_text": "A 45-year-old woman with a history of asthma presented with three days of fever and a productive cough of yellow sputum. On examination, temperature was 38.6°C and oxygen saturation was 93% on room air. A chest radiograph showed a right lower lobe consolidation. White blood cell count was 14.2 × 10^9/L. Rapid influenza A/B testing was negative. She was diagnosed with community-acquired pneumonia. The clinician prescribed amoxicillin–clavulanate 875/125 mg twice daily for 7 days. An albuterol inhaler was provided for wheezing as needed. Macrolide antibiotics were avoided due to a history of QT prolongation. Follow-up was arranged in 48 hours to assess response to therapy. After recovery, she was advised to receive pneumococcal vaccination.",
    "subclaims": [
      "The patient is a 45-year-old woman.",
      "She has a history of asthma.",
      "She had three days of fever.",
      "She had a productive cough with yellow sputum.",
      "Her temperature was 38.6°C on examination.",
      "Her oxygen saturation was 93% on room air.",
      "A chest radiograph showed right lower lobe consolidation.",
      "White blood cell count was 14.2 × 10^9/L.",
      "Rapid influenza A/B testing was negative.",
      "She was diagnosed with community-acquired pneumonia.",
      "She was prescribed amoxicillin–clavulanate 875/125 mg twice daily for 7 days.",
      "An albuterol inhaler was provided for wheezing as needed.",
      "Macrolide antibiotics were avoided due to a history of QT prolongation.",
      "Follow-up was arranged in 48 hours.",
      "She was advised to receive pneumococcal vaccination after recovery."
    ]
  },
  {
    "id": "case_001",
    "medical_text": "A 62-year-old man with a 10-year history of type 2 diabetes and stage 3 chronic kidney disease (baseline creatinine 1.8 mg/dL, estimated GFR 45 mL/min/1.73 m^2) presents with 2 days of fever to 38.6 C, dysuria, and right flank pain. Vitals: HR 104 bpm, BP 126/74 mmHg, SpO2 98% on room air. Urinalysis is positive for nitrites and 3+ leukocyte esterase, with >50 WBC/hpf and bacteria seen. WBC is 14.2 x10^3/uL with 86% neutrophils; CRP 112 mg/L. Serum lactate is 1.3 mmol/L. Bedside renal ultrasound shows mild right hydronephrosis without visible stones. Blood cultures are pending; urine culture has been sent. Working diagnosis is acute pyelonephritis with a possible obstructive component. He received IV ceftriaxone 1 g and fluids, then was switched to piperacillin-tazobactam due to a prior ESBL E. coli UTI 6 months ago. Noncontrast CT abdomen/pelvis is planned. No documented beta-lactam allergy. Metformin was held; insulin sliding scale started. He is admitted; urology consult requested.",
    "subclaims": [
      "The patient is a 62-year-old man.",
      "He has a 10-year history of type 2 diabetes.",
      "He has stage 3 chronic kidney disease.",
      "His baseline creatinine is 1.8 mg/dL.",
      "He has had 2 days of fever to 38.6 C.",
      "He reports dysuria.",
      "He reports right flank pain.",
      "Urinalysis is positive for nitrites.",
      "The white blood cell count is 14.2 x10^3/uL.",
      "Bedside renal ultrasound shows mild right hydronephrosis.",
      "The working diagnosis is acute pyelonephritis.",
      "He received IV ceftriaxone 1 g.",
      "He was switched to piperacillin-tazobactam.",
      "A noncontrast CT abdomen/pelvis is planned.",
      "A urology consult was requested."
    ]
  },
  {
    "id": "hx-2025-11-28-001",
    "medical_text": "A 68-year-old man with end-stage renal disease on thrice-weekly hemodialysis presented to the emergency department with generalized weakness after missing two dialysis sessions in the prior week. On arrival, serum potassium was 6.8 mmol/L and serum bicarbonate was 16 mmol/L. The 12-lead electrocardiogram showed diffuse peaked T waves and a QRS duration of 120 ms. In the emergency department, he was given 1 g of intravenous calcium gluconate, 10 units of regular insulin intravenously with 25 g of dextrose, and 10 mg of nebulized albuterol. Nephrology arranged emergent hemodialysis, which was initiated within two hours of arrival. A repeat basic metabolic panel obtained after dialysis showed the potassium had decreased to 4.9 mmol/L. The patient was admitted to a telemetry unit for continued monitoring.",
    "subclaims": [
      "The patient is a 68-year-old man.",
      "He has end-stage renal disease on thrice-weekly hemodialysis.",
      "He presented to the emergency department with generalized weakness.",
      "He missed two dialysis sessions in the prior week.",
      "On arrival, his serum potassium was 6.8 mmol/L.",
      "On arrival, his serum bicarbonate was 16 mmol/L.",
      "The 12-lead electrocardiogram showed diffuse peaked T waves.",
      "The QRS duration on the electrocardiogram was 120 ms.",
      "He received 1 g of intravenous calcium gluconate in the emergency department.",
      "He received 10 units of regular insulin intravenously with 25 g of dextrose.",
      "He received 10 mg of nebulized albuterol.",
      "Emergent hemodialysis was initiated within two hours of arrival.",
      "After dialysis, his serum potassium decreased to 4.9 mmol/L.",
      "He was admitted to a telemetry unit."
    ]
  },
  {
    "id": "case-2025-11-28-001",
    "medical_text": "A 62-year-old man with a history of type 2 diabetes, stage 3 chronic kidney disease (baseline creatinine 1.8 mg/dL), and hypertension presented with 2 days of fever, productive cough, and dyspnea. On arrival, temperature was 38.6°C, oxygen saturation 90% on room air, and blood pressure 146/84 mmHg. Laboratory tests showed WBC 15.2 x10^9/L, CRP 120 mg/L, and creatinine 2.2 mg/dL (above baseline). Chest radiograph revealed a right lower lobe consolidation. Blood cultures were obtained before antibiotics. Urine antigen testing was positive for Streptococcus pneumoniae and negative for Legionella. He was started on oxygen via nasal cannula at 2 L/min, intravenous ceftriaxone and azithromycin, and sliding-scale insulin; metformin was held due to acute kidney injury. The patient reports receiving a pneumococcal vaccine 6 years ago. After 24 hours, oxygen saturation improved to 95% on 2 L/min, and he remained hemodynamically stable.",
    "subclaims": [
      "The patient is a 62-year-old man.",
      "He has a history of type 2 diabetes.",
      "He has stage 3 chronic kidney disease.",
      "His baseline creatinine is 1.8 mg/dL.",
      "He has a history of hypertension.",
      "He had 2 days of fever prior to presentation.",
      "On arrival, oxygen saturation was 90% on room air.",
      "Chest radiograph revealed a right lower lobe consolidation.",
      "The white blood cell count was 15.2 x10^9/L.",
      "The admission creatinine was 2.2 mg/dL.",
      "Urine antigen testing was positive for Streptococcus pneumoniae.",
      "Oxygen was started via nasal cannula at 2 L/min.",
      "Intravenous ceftriaxone was started.",
      "Intravenous azithromycin was started.",
      "Metformin was held due to acute kidney injury."
    ]
  },
  {
    "id": "case_2025_001",
    "medical_text": "A 58-year-old man with type 2 diabetes mellitus, hypertension, and chronic kidney disease stage 3b presented with two days of productive cough and shortness of breath. On arrival, his temperature was 38.3°C, heart rate 104 bpm, blood pressure 132/78 mmHg, and oxygen saturation 90% on room air, improving to 95% on 2 L/min nasal cannula. Chest radiograph showed a right lower lobe consolidation. Laboratory tests revealed a white blood cell count of 14.2 × 10^9/L, C-reactive protein 125 mg/L, and serum creatinine 1.9 mg/dL (baseline 1.5 mg/dL). Sputum Gram stain demonstrated numerous polymorphonuclear leukocytes and gram-positive diplococci; the urinary antigen for Streptococcus pneumoniae was positive. Blood cultures were obtained and were pending at the time of admission. He was started on intravenous ceftriaxone 1 g daily and azithromycin 500 mg daily, and oxygen was administered via nasal cannula at 2 L/min. Metformin was held, and sliding-scale insulin initiated. He was admitted to the general medical ward with plans to reassess for oral step-down therapy after 48 hours if clinically improved.",
    "subclaims": [
      "The patient is a 58-year-old man.",
      "The patient has type 2 diabetes mellitus.",
      "The patient has chronic kidney disease stage 3b.",
      "The patient reported two days of productive cough.",
      "The patient reported shortness of breath.",
      "The patient's temperature on arrival was 38.3°C.",
      "The patient's oxygen saturation was 90% on room air.",
      "The chest radiograph showed right lower lobe consolidation.",
      "The white blood cell count was 14.2 × 10^9/L.",
      "The serum creatinine was 1.9 mg/dL.",
      "The urinary antigen for Streptococcus pneumoniae was positive.",
      "Intravenous ceftriaxone 1 g daily was started.",
      "Intravenous azithromycin 500 mg daily was started.",
      "Oxygen was administered via nasal cannula at 2 L/min.",
      "The patient was admitted to the general medical ward."
    ]
  },
  {
    "id": "9f1c2a7b-4b3d-4a3b-9a77-1f3e8c2d5a61",
    "medical_text": "A 58-year-old man with type 2 diabetes mellitus and long-standing hypertension presented to the ED with 2 hours of substernal chest pressure radiating to the left arm, associated with nausea. He reports a 20 pack-year smoking history and no known drug allergies. Vitals: BP 168/96 mm Hg, HR 104 bpm, SpO2 93% on room air. ECG showed 1–2 mm horizontal ST depressions in leads V4–V6. Initial troponin I was 0.18 ng/mL (elevated). Chest X-ray demonstrated mild pulmonary edema. Serum creatinine was 1.4 mg/dL (baseline 1.2), with estimated GFR 58 mL/min/1.73 m2. HbA1c measured 8.1%. He received chewable aspirin 325 mg, an intravenous heparin infusion, high-intensity atorvastatin 80 mg nightly, and metoprolol tartrate 25 mg twice daily. He was diagnosed with non–ST-elevation myocardial infarction and admitted. Coronary angiography the next day showed 80% proximal LAD stenosis, treated with a drug-eluting stent. Chest pain resolved post-procedure.",
    "subclaims": [
      "The patient is a 58-year-old man.",
      "The patient has type 2 diabetes mellitus.",
      "The patient has long-standing hypertension.",
      "The chest pressure lasted 2 hours before presentation.",
      "The chest pain was substernal.",
      "The chest pain radiated to the left arm.",
      "The chest pain was associated with nausea.",
      "Blood pressure on arrival was 168/96 mm Hg.",
      "The ECG showed ST depressions in leads V4–V6.",
      "The initial troponin I value was 0.18 ng/mL.",
      "The chest X-ray demonstrated mild pulmonary edema.",
      "The patient received chewable aspirin 325 mg.",
      "The patient was diagnosed with non–ST-elevation myocardial infarction.",
      "Coronary angiography showed 80% proximal LAD stenosis.",
      "A drug-eluting stent was placed."
    ]
  },
  {
    "id": "ex-0001-acute-coronary-syndrome",
    "medical_text": "A 62-year-old man with type 2 diabetes, stage 3 chronic kidney disease, and hypertension presented to the emergency department with 2 hours of substernal chest pressure radiating to the left arm, accompanied by diaphoresis. He smokes 10 cigarettes per day. On arrival, blood pressure was 158/92 mmHg, heart rate 96 bpm, and oxygen saturation 96% on room air. The ECG showed 1-2 mm horizontal ST depressions in V4-V6. Initial high-sensitivity troponin I was 78 ng/L (reference <14), rising to 132 ng/L at 3 hours. Serum creatinine was 1.9 mg/dL (baseline 1.6), eGFR 42 mL/min/1.73 m2, potassium 5.6 mmol/L, and HbA1c 8.2%. Transthoracic echocardiogram showed a left ventricular ejection fraction of 40% with lateral wall hypokinesis. He received chewable aspirin 325 mg, intravenous unfractionated heparin, and metoprolol tartrate. ACE inhibitor initiation was deferred due to hyperkalemia. CT coronary angiography was avoided given renal function; invasive angiography was planned after stabilization. He was counseled on smoking cessation and referred to cardiac rehabilitation.",
    "subclaims": [
      "The patient is a 62-year-old man.",
      "He has type 2 diabetes.",
      "He has stage 3 chronic kidney disease.",
      "He has hypertension.",
      "He presented with 2 hours of substernal chest pressure.",
      "The chest pain radiated to the left arm.",
      "He had associated diaphoresis.",
      "The ECG showed 1-2 mm horizontal ST depressions in V4-V6.",
      "The initial high-sensitivity troponin I was 78 ng/L.",
      "The troponin rose to 132 ng/L at 3 hours.",
      "The serum potassium was 5.6 mmol/L.",
      "The echocardiogram showed a left ventricular ejection fraction of 40%.",
      "He received chewable aspirin 325 mg.",
      "ACE inhibitor initiation was deferred due to hyperkalemia.",
      "CT coronary angiography was avoided due to renal function."
    ]
  },
  {
    "id": "case_2025_00123",
    "medical_text": "A 58-year-old man with type 2 diabetes and hypertension presented with 5 days of fever, productive cough, and right-sided pleuritic chest pain. He is a former smoker. On arrival, oxygen saturation was 91% on room air. Chest radiograph demonstrated right lower lobe consolidation. Laboratory testing showed leukocytosis to 15,200/µL with neutrophil predominance. He reported a penicillin allergy. He was treated with intravenous levofloxacin. Blood cultures showed no growth at 24 hours. He was discharged with a 5-day course of oral levofloxacin.",
    "subclaims": [
      "The patient is a 58-year-old man.",
      "The patient has type 2 diabetes.",
      "The patient has hypertension.",
      "The patient had 5 days of fever.",
      "The patient had 5 days of productive cough.",
      "The patient had right-sided pleuritic chest pain.",
      "The patient is a former smoker.",
      "On arrival, oxygen saturation was 91% on room air.",
      "Chest radiograph showed right lower lobe consolidation.",
      "The white blood cell count was 15,200/µL.",
      "The leukocytosis had neutrophil predominance.",
      "The patient reported a penicillin allergy.",
      "The patient was treated with intravenous levofloxacin.",
      "Blood cultures showed no growth at 24 hours.",
      "The patient was discharged with a 5-day course of oral levofloxacin."
    ]
  },
  {
    "id": "asthma_case_001",
    "medical_text": "A 45-year-old woman with persistent asthma presented with three days of wheezing and nighttime shortness of breath after running out of her inhaled corticosteroid. On arrival, oxygen saturation was 92% on room air. Lung exam revealed diffuse expiratory wheezes. The emergency physician diagnosed an acute asthma exacerbation. She was treated with nebulized albuterol and ipratropium and started on prednisone 40 mg daily. She was discharged with a refill of her inhaled corticosteroid and an action plan instructing prednisone for five days and follow-up with her primary care clinician within one week.",
    "subclaims": [
      "The patient is a 45-year-old woman.",
      "The patient has persistent asthma.",
      "She had three days of wheezing.",
      "She had nighttime shortness of breath.",
      "She had run out of her inhaled corticosteroid.",
      "On arrival, her oxygen saturation was 92% on room air.",
      "Lung exam showed diffuse expiratory wheezes.",
      "The diagnosis was an acute asthma exacerbation.",
      "She was treated with nebulized albuterol.",
      "She was treated with nebulized ipratropium.",
      "She was started on prednisone 40 mg daily.",
      "She was discharged.",
      "She received a refill of her inhaled corticosteroid.",
      "The action plan instructed prednisone for five days.",
      "The action plan instructed follow-up with her primary care clinician within one week."
    ]
  },
  {
    "id": "pe-62m-001",
    "medical_text": "A 62-year-old man with longstanding hypertension and type 2 diabetes presented with two days of progressive shortness of breath and pleuritic chest pain. On arrival, heart rate was 110 bpm, blood pressure 138/84 mmHg, respiratory rate 24/min, temperature 37.1°C, and oxygen saturation 89% on room air. D-dimer was 2.1 mg/L FEU (reference <0.5). CT pulmonary angiography demonstrated segmental pulmonary emboli in the right lower lobe. Bilateral lower-extremity Doppler ultrasound showed no deep venous thrombosis. Intravenous unfractionated heparin was initiated, and he was transitioned to apixaban on hospital day 2. Transthoracic echocardiography showed mild right ventricular dilation with preserved systolic function. He denied prior venous thromboembolism and reported current smoking with a 20 pack-year history. Serum creatinine was 1.0 mg/dL. He was discharged on apixaban 10 mg twice daily for 7 days, then 5 mg twice daily planned for six months, and was advised to stop smoking. Oxygen saturation improved to 95% on 2 L nasal cannula before discharge.",
    "subclaims": [
      "The patient is a 62-year-old man.",
      "He has a history of hypertension.",
      "He has a history of type 2 diabetes.",
      "He had two days of progressive shortness of breath before presentation.",
      "He reported pleuritic chest pain at presentation.",
      "On arrival, oxygen saturation was 89% on room air.",
      "D-dimer was 2.1 mg/L FEU.",
      "CT pulmonary angiography showed segmental pulmonary emboli in the right lower lobe.",
      "Bilateral lower-extremity Doppler ultrasound showed no deep venous thrombosis.",
      "Intravenous unfractionated heparin was initiated.",
      "He was transitioned to apixaban on hospital day 2.",
      "Transthoracic echocardiography showed mild right ventricular dilation.",
      "He was discharged on apixaban 10 mg twice daily for 7 days.",
      "The apixaban plan was 5 mg twice daily for six months after the initial 7 days."
    ]
  },
  {
    "id": "ex_2025_11_28_001",
    "medical_text": "A 58-year-old man with type 2 diabetes and stage 3 chronic kidney disease presents with 2 hours of substernal chest pressure radiating to the left arm. Blood pressure is 158/92 mmHg; oxygen saturation is 95% on room air. ECG shows 1 mm horizontal ST depressions in leads V4–V6. Initial high-sensitivity troponin I is 0.22 ng/mL (reference <0.04), with a repeat level planned in 3 hours. Serum creatinine is 1.9 mg/dL (baseline 1.6); estimated GFR is 42 mL/min/1.73 m². He reports a prior urticarial reaction to iodinated contrast in 2019. In the ED, he received aspirin 325 mg, clopidogrel 300 mg, and an IV unfractionated heparin infusion was started. Coronary angiography is planned today with premedication using prednisone and diphenhydramine, and periprocedural isotonic saline hydration. Metformin is held on the day of the procedure and for 48 hours after. Lisinopril is temporarily withheld due to rising creatinine. No clinical signs of heart failure are noted.",
    "subclaims": [
      "The patient is a 58-year-old man.",
      "The patient has type 2 diabetes.",
      "The patient has stage 3 chronic kidney disease.",
      "The patient has had substernal chest pressure for 2 hours.",
      "The chest pressure radiates to the left arm.",
      "The ECG shows 1 mm horizontal ST depressions in leads V4–V6.",
      "The initial high-sensitivity troponin I is 0.22 ng/mL.",
      "The troponin reference range is less than 0.04 ng/mL.",
      "The serum creatinine is 1.9 mg/dL.",
      "The baseline serum creatinine is 1.6 mg/dL.",
      "The estimated GFR is 42 mL/min/1.73 m².",
      "There was a prior urticarial reaction to iodinated contrast in 2019.",
      "In the emergency department, the patient received aspirin 325 mg.",
      "In the emergency department, the patient received clopidogrel 300 mg.",
      "An intravenous unfractionated heparin infusion was started."
    ]
  },
  {
    "id": "ex-2025-11-28-001",
    "medical_text": "A 58-year-old man with type 2 diabetes and hypertension presented to the emergency department with 30 minutes of substernal chest pressure radiating to the left arm, accompanied by nausea and diaphoresis. He reports a 20 pack-year smoking history and quit 5 years ago. Medications include metformin 1,000 mg twice daily, lisinopril 20 mg daily, and atorvastatin 20 mg nightly. On arrival, blood pressure was 162/94 mmHg, heart rate 94 bpm, and oxygen saturation 96% on room air. ECG showed 1 mm ST depressions in leads V4-V6 and T-wave inversions in leads II, III, and aVF. High-sensitivity troponin was 56 ng/L initially and 132 ng/L at 3 hours. Creatinine was 1.8 mg/dL with an estimated GFR of 42 mL/min/1.73 m2. Chest radiograph showed no acute cardiopulmonary process. The working diagnosis was non-ST-elevation myocardial infarction. He received aspirin 325 mg chewed, ticagrelor 180 mg loading dose, an intravenous heparin infusion, and intravenous nitroglycerin for pain. Metoprolol tartrate 25 mg orally was initiated. He was admitted to the cardiac care unit with plans for coronary angiography within 24 hours and isotonic saline hydration due to reduced eGFR.",
    "subclaims": [
      "The patient is a 58-year-old man.",
      "He has type 2 diabetes.",
      "He has hypertension.",
      "He has a 20 pack-year smoking history.",
      "He quit smoking 5 years ago.",
      "He presented with 30 minutes of substernal chest pressure.",
      "The chest pain radiated to the left arm.",
      "He had diaphoresis.",
      "On arrival, blood pressure was 162/94 mmHg.",
      "The ECG showed 1 mm ST depressions in leads V4-V6.",
      "The initial high-sensitivity troponin was 56 ng/L.",
      "The 3-hour high-sensitivity troponin was 132 ng/L.",
      "The working diagnosis was non-ST-elevation myocardial infarction.",
      "He received aspirin 325 mg chewed.",
      "A plan was made for coronary angiography within 24 hours."
    ]
  },
  {
    "id": "ami_58M_example_001",
    "medical_text": "A 58-year-old man with long-standing hypertension and type 2 diabetes presented to the emergency department with crushing chest pain radiating to the left arm for 2 hours. On arrival, blood pressure was 168/92 mmHg, heart rate 104 bpm, and oxygen saturation 95% on room air. An ECG demonstrated 2 mm ST-segment elevation in leads V2–V4. High-sensitivity troponin I was 12 ng/L initially, rising to 210 ng/L at 3 hours. The working diagnosis was an anterior ST-elevation myocardial infarction. He received aspirin 325 mg chewed, ticagrelor 180 mg loading, and an unfractionated heparin bolus of 5,000 units. Emergent coronary angiography revealed a proximal LAD occlusion, treated with placement of a drug-eluting stent. There were no procedural complications. Serum creatinine on admission was 1.4 mg/dL (baseline 1.2 mg/dL), with estimated GFR 55 mL/min/1.73 m². A transthoracic echocardiogram before discharge showed left ventricular ejection fraction of 45%. He was discharged on hospital day 3 with dual antiplatelet therapy and a high-intensity statin.",
    "subclaims": [
      "The patient is a 58-year-old man.",
      "The patient has a history of hypertension.",
      "The patient has a history of type 2 diabetes.",
      "The patient presented to the emergency department.",
      "Chest pain had been present for 2 hours at presentation.",
      "The chest pain radiated to the left arm.",
      "Blood pressure on arrival was 168/92 mmHg.",
      "The ECG showed 2 mm ST-segment elevation in leads V2–V4.",
      "Initial high-sensitivity troponin I was 12 ng/L.",
      "High-sensitivity troponin I increased to 210 ng/L at 3 hours.",
      "The working diagnosis was anterior ST-elevation myocardial infarction.",
      "The patient received aspirin 325 mg chewed.",
      "Emergent coronary angiography revealed a proximal LAD occlusion.",
      "The occlusion was treated with a drug-eluting stent.",
      "There were no procedural complications."
    ]
  },
  {
    "id": "hf_case_0001",
    "medical_text": "A 62-year-old man with type 2 diabetes and stage 3 chronic kidney disease presented with one week of progressive dyspnea, orthopnea, and bilateral ankle swelling. Vitals on arrival: blood pressure 156/92 mmHg, heart rate 104 bpm, oxygen saturation 92% on room air. Labs showed BNP 1,200 pg/mL, creatinine 1.9 mg/dL (baseline 1.4), and potassium 5.6 mmol/L. Chest radiograph demonstrated bilateral interstitial pulmonary edema. Transthoracic echocardiography reported a left ventricular ejection fraction of 35% without significant valvular disease. Home medications included metformin 1,000 mg twice daily, lisinopril 20 mg daily, and furosemide 20 mg as needed. He was diagnosed with acute decompensated heart failure. In the emergency department, he received intravenous furosemide 40 mg twice daily, and metformin and lisinopril were held. A 2-gram sodium diet and 1.5-liter fluid restriction were initiated. After 48 hours, dyspnea improved, weight decreased by 2 kg, urine output increased, creatinine fell to 1.7 mg/dL, and potassium decreased to 4.9 mmol/L. He was discharged on furosemide 40 mg daily with cardiology follow-up in 7 days.",
    "subclaims": [
      "The patient is a 62-year-old man.",
      "The patient has type 2 diabetes.",
      "The patient has stage 3 chronic kidney disease.",
      "The patient presented with one week of progressive dyspnea.",
      "On arrival, oxygen saturation was 92% on room air.",
      "BNP was 1,200 pg/mL.",
      "Potassium was 5.6 mmol/L.",
      "Chest radiograph showed bilateral interstitial pulmonary edema.",
      "Echocardiography showed a left ventricular ejection fraction of 35%.",
      "Home medications included metformin 1,000 mg twice daily.",
      "The diagnosis was acute decompensated heart failure.",
      "The patient received intravenous furosemide 40 mg twice daily.",
      "Metformin was held during hospitalization.",
      "Lisinopril was held during hospitalization.",
      "The patient was discharged on furosemide 40 mg daily."
    ]
  },
  {
    "id": "case_2025_11_28_001",
    "medical_text": "Mr. A, a 62-year-old man with a 15-year history of type 2 diabetes and hypertension, presented with 3 months of fatigue and exertional dyspnea. He denies overt bleeding. Vital signs were stable; oxygen saturation 97% on room air. Labs showed hemoglobin 8.9 g/dL, MCV 74 fL, ferritin 35 ng/mL, transferrin saturation 12%, creatinine 1.6 mg/dL, and eGFR 45 mL/min/1.73 m². Stool guaiac testing was positive on 2 of 3 cards. He takes metformin and lisinopril; no NSAID use. The ECG showed normal sinus rhythm without ischemic changes. The assessment favored iron-deficiency anemia in the setting of stage 3 chronic kidney disease. Oral ferrous sulfate was initiated, but discontinued after 1 week due to nausea and constipation. Intravenous iron sucrose was started in an infusion center. A diagnostic colonoscopy was scheduled within 2 weeks to evaluate occult gastrointestinal blood loss. Follow-up labs were planned in 4 weeks.",
    "subclaims": [
      "The patient is a 62-year-old man.",
      "He has a 15-year history of type 2 diabetes.",
      "He has hypertension.",
      "He reported 3 months of fatigue.",
      "He reported exertional dyspnea.",
      "Hemoglobin was 8.9 g/dL.",
      "MCV was 74 fL.",
      "Ferritin was 35 ng/mL.",
      "Transferrin saturation was 12%.",
      "eGFR was 45 mL/min/1.73 m².",
      "Stool guaiac testing was positive on 2 of 3 cards.",
      "The assessment favored iron-deficiency anemia.",
      "Stage 3 chronic kidney disease was noted.",
      "Oral ferrous sulfate was discontinued after 1 week.",
      "Intravenous iron sucrose was started."
    ]
  },
  {
    "id": "med_2025_11_28_001",
    "medical_text": "A 76-year-old man with type 2 diabetes and long-standing hypertension presented with two weeks of progressive exertional dyspnea. On arrival, his blood pressure was 162/94 mmHg and his heart rate was 104 beats per minute with an irregularly irregular rhythm. Laboratory testing showed a BNP of 1450 pg/mL. Chest radiography demonstrated interstitial pulmonary edema. The ECG showed atrial fibrillation with a rapid ventricular response. Transthoracic echocardiography revealed a left ventricular ejection fraction of 30%. The working diagnosis was acute decompensated heart failure with reduced ejection fraction, likely precipitated by atrial fibrillation with rapid ventricular response. He was treated with intravenous furosemide 60 mg and rate control using intravenous metoprolol tartrate. Anticoagulation was initiated with apixaban.",
    "subclaims": [
      "The patient is a 76-year-old man.",
      "The patient has type 2 diabetes.",
      "The patient has long-standing hypertension.",
      "The patient had two weeks of progressive exertional dyspnea.",
      "Blood pressure on arrival was 162/94 mmHg.",
      "Heart rate on arrival was 104 beats per minute with an irregularly irregular rhythm.",
      "BNP was 1450 pg/mL.",
      "Chest radiography showed interstitial pulmonary edema.",
      "The ECG showed atrial fibrillation with rapid ventricular response.",
      "Transthoracic echocardiography showed a left ventricular ejection fraction of 30%.",
      "The working diagnosis was acute decompensated heart failure with reduced ejection fraction.",
      "Atrial fibrillation with rapid ventricular response was considered the precipitating factor.",
      "Intravenous furosemide 60 mg was administered.",
      "Intravenous metoprolol tartrate was used for rate control.",
      "Anticoagulation was initiated with apixaban."
    ]
  },
  {
    "id": "case_2025-11-28_001",
    "medical_text": "A 58-year-old man with type 2 diabetes mellitus and stage 3 chronic kidney disease presented after 3 days of dyspnea and productive cough. On arrival, his temperature was 38.4°C and oxygen saturation was 91% on room air. Laboratory testing showed a white blood cell count of 14,000/µL and serum creatinine 1.9 mg/dL. Chest radiograph demonstrated right lower lobe consolidation. The team diagnosed community-acquired pneumonia. He reports a penicillin allergy with prior anaphylaxis. Blood cultures were obtained before starting antibiotics. Intravenous levofloxacin 750 mg once daily was initiated. The patient was admitted to the general medical ward for further management.",
    "subclaims": [
      "The patient is a 58-year-old man.",
      "The patient has type 2 diabetes mellitus.",
      "The patient has stage 3 chronic kidney disease.",
      "The patient had dyspnea for 3 days before presentation.",
      "The patient had productive cough for 3 days before presentation.",
      "On arrival, the patient’s temperature was 38.4°C.",
      "On arrival, the patient’s oxygen saturation was 91% on room air.",
      "The white blood cell count was 14,000/µL.",
      "The serum creatinine was 1.9 mg/dL.",
      "Chest radiograph showed right lower lobe consolidation.",
      "The clinical team diagnosed community-acquired pneumonia.",
      "The patient reports a penicillin allergy with prior anaphylaxis.",
      "Blood cultures were obtained before antibiotics were started.",
      "Intravenous levofloxacin 750 mg once daily was initiated.",
      "The patient was admitted to the general medical ward."
    ]
  },
  {
    "id": "case_001",
    "medical_text": "A 56-year-old man with hypertension and type 2 diabetes presented with two days of fever, pleuritic right-sided chest pain, and cough producing rust-colored sputum. On arrival, his temperature was 38.5°C and oxygen saturation was 90% on room air. Lung examination revealed crackles over the right lower lobe, and a chest radiograph showed right lower-lobe consolidation. Laboratory testing demonstrated a white blood cell count of 15,000/µL with neutrophil predominance and a serum creatinine of 1.6 mg/dL, up from a baseline of 1.0 mg/dL. A pneumococcal urinary antigen test was positive; blood cultures were drawn and were pending. He was started on intravenous ceftriaxone and azithromycin within two hours of arrival. Supplemental oxygen via nasal cannula increased his saturation to 95%. Metformin was held due to the acute illness and rising creatinine. The patient was admitted to the medical ward. By hospital day 2, his fever had improved and oxygen requirements were decreasing.",
    "subclaims": [
      "The patient is a 56-year-old man.",
      "The patient has hypertension.",
      "The patient has type 2 diabetes.",
      "The patient had two days of fever before presentation.",
      "The patient had a cough producing rust-colored sputum.",
      "On arrival, his temperature was 38.5°C.",
      "On arrival, his oxygen saturation was 90% on room air.",
      "Lung examination revealed crackles over the right lower lobe.",
      "A chest radiograph showed right lower-lobe consolidation.",
      "The white blood cell count was 15,000/µL with neutrophil predominance.",
      "Serum creatinine was 1.6 mg/dL, up from a baseline of 1.0 mg/dL.",
      "The pneumococcal urinary antigen test was positive.",
      "Intravenous ceftriaxone and azithromycin were started within two hours of arrival.",
      "Supplemental oxygen via nasal cannula increased oxygen saturation to 95%.",
      "Metformin was held due to the acute illness and rising creatinine."
    ]
  },
  {
    "id": "case_2025_11_28_001",
    "medical_text": "A 62-year-old man with type 2 diabetes and stage 3 chronic kidney disease presented with 2 days of worsening shortness of breath. ECG showed new atrial fibrillation with a ventricular rate of 120 bpm. Troponin I was 0.07 ng/mL, and BNP was 980 pg/mL. Transthoracic echocardiogram revealed a left ventricular ejection fraction of 35%. He was diagnosed with acute decompensated heart failure with reduced ejection fraction and new-onset atrial fibrillation with rapid ventricular response. Treatment included intravenous furosemide 40 mg twice daily, metoprolol succinate 25 mg daily, and apixaban 5 mg twice daily. After 24 hours of diuresis, urine output totaled 2.3 L.",
    "subclaims": [
      "The patient is a 62-year-old man.",
      "The patient has type 2 diabetes.",
      "The patient has stage 3 chronic kidney disease.",
      "The patient had 2 days of worsening shortness of breath.",
      "ECG showed new atrial fibrillation.",
      "The ventricular rate on ECG was 120 bpm.",
      "Troponin I was 0.07 ng/mL.",
      "BNP was 980 pg/mL.",
      "Transthoracic echocardiogram showed a left ventricular ejection fraction of 35%.",
      "The patient was diagnosed with acute decompensated heart failure with reduced ejection fraction.",
      "The patient was diagnosed with new-onset atrial fibrillation with rapid ventricular response.",
      "Treatment included intravenous furosemide 40 mg twice daily.",
      "Treatment included metoprolol succinate 25 mg daily.",
      "Treatment included apixaban 5 mg twice daily.",
      "After 24 hours of diuresis, urine output totaled 2.3 L."
    ]
  },
  {
    "id": "hf_ckd_001",
    "medical_text": "A 62-year-old man with type 2 diabetes and stage 3 chronic kidney disease presented with progressive dyspnea and bilateral ankle swelling for three weeks. Vitals showed blood pressure 168/92 mmHg and heart rate 92 beats per minute. Exam noted bibasilar crackles and 2+ pitting edema. NT-proBNP was 3,200 pg/mL; troponin was negative. Serum creatinine was 1.9 mg/dL, increased from a baseline of 1.5 mg/dL. Chest radiograph demonstrated cardiomegaly and mild interstitial edema. The working diagnosis was acute decompensated heart failure, attributed to uncontrolled hypertension. Management included IV furosemide 40 mg twice daily and fluid restriction to 1.5 L/day. Initiation of an ACE inhibitor was deferred due to rising creatinine. After 48 hours, dyspnea improved and weight decreased by 2.1 kg, and furosemide was reduced to 40 mg daily. Discharge planning included cardiology follow-up within one week and a transthoracic echocardiogram.",
    "subclaims": [
      "The patient is a 62-year-old man.",
      "He has type 2 diabetes.",
      "He has stage 3 chronic kidney disease.",
      "He had progressive dyspnea for three weeks.",
      "He had bilateral ankle swelling for three weeks.",
      "His blood pressure was 168/92 mmHg on presentation.",
      "NT-proBNP was 3,200 pg/mL.",
      "Serum creatinine was 1.9 mg/dL, increased from a baseline of 1.5 mg/dL.",
      "The chest radiograph showed cardiomegaly.",
      "The working diagnosis was acute decompensated heart failure.",
      "The episode was attributed to uncontrolled hypertension.",
      "IV furosemide 40 mg twice daily was administered.",
      "Fluid restriction to 1.5 L/day was prescribed.",
      "Initiation of an ACE inhibitor was deferred due to rising creatinine.",
      "After 48 hours, weight decreased by 2.1 kg."
    ]
  },
  {
    "id": "case_0001_ADHF",
    "medical_text": "A 62-year-old man with type 2 diabetes, hypertension, and stage 3a chronic kidney disease presented with one week of progressive dyspnea and bilateral leg swelling. On arrival, blood pressure was 168/92 mmHg. Physical exam noted bibasilar crackles. Labs showed BNP 980 pg/mL; creatinine 1.8 mg/dL (baseline 1.6); potassium 5.4 mmol/L. A chest radiograph demonstrated cardiomegaly with mild pulmonary edema. ECG revealed sinus rhythm without ischemic changes. Medication reconciliation identified ibuprofen 600 mg three times daily for knee pain, started one week prior. The working diagnosis was acute decompensated heart failure. The patient received IV furosemide 40 mg; lisinopril was held due to hyperkalemia. He was admitted for monitoring. Plans included a repeat basic metabolic panel in 6 hours and a transthoracic echocardiogram.",
    "subclaims": [
      "The patient is a 62-year-old man.",
      "He has type 2 diabetes mellitus.",
      "He has stage 3a chronic kidney disease.",
      "He had one week of progressive dyspnea.",
      "He had bilateral leg swelling.",
      "His blood pressure on arrival was 168/92 mmHg.",
      "BNP was 980 pg/mL.",
      "The chest radiograph showed mild pulmonary edema.",
      "The ECG showed sinus rhythm.",
      "The ECG showed no ischemic changes.",
      "The working diagnosis was acute decompensated heart failure.",
      "Ibuprofen was started one week prior.",
      "The ibuprofen dose was 600 mg three times daily.",
      "IV furosemide 40 mg was administered.",
      "Lisinopril was held due to hyperkalemia."
    ]
  },
  {
    "id": "case_2025_0001",
    "medical_text": "A 58-year-old man with an 8-year history of type 2 diabetes presents with polyuria and fatigue. He currently takes metformin 1000 mg twice daily. Vital signs show blood pressure 148/92 mmHg and BMI 33 kg/m2. Laboratory results include HbA1c 9.1%, estimated glomerular filtration rate (eGFR) 54 mL/min/1.73 m2, and a urine albumin-to-creatinine ratio of 120 mg/g. Monofilament testing reveals decreased sensation in both feet. A dilated retinal exam 14 months ago was normal. The plan is to start an SGLT2 inhibitor at a standard dose, arrange a repeat retinal exam, and provide counseling on a low-sodium diet.",
    "subclaims": [
      "The patient is a 58-year-old man.",
      "The patient has an 8-year history of type 2 diabetes.",
      "The patient presents with polyuria.",
      "The patient presents with fatigue.",
      "The patient takes metformin 1000 mg twice daily.",
      "The patient’s blood pressure is 148/92 mmHg.",
      "The patient’s BMI is 33 kg/m2.",
      "The patient’s HbA1c is 9.1%.",
      "The patient’s eGFR is 54 mL/min/1.73 m2.",
      "The patient’s urine albumin-to-creatinine ratio is 120 mg/g.",
      "Monofilament testing shows decreased sensation in both feet.",
      "A dilated retinal exam 14 months ago was normal.",
      "The plan is to start an SGLT2 inhibitor at a standard dose.",
      "The plan is to arrange a repeat retinal exam.",
      "The plan is to provide counseling on a low-sodium diet."
    ]
  },
  {
    "id": "med_example_001",
    "medical_text": "A 58-year-old woman with COPD and type 2 diabetes presented with 4 days of worsening shortness of breath and productive cough. On arrival, she was afebrile with an oxygen saturation of 88% on room air and a respiratory rate of 26/min. Chest auscultation revealed diffuse expiratory wheezes. She was diagnosed with an acute COPD exacerbation and started on nebulized albuterol-ipratropium, intravenous methylprednisolone 60 mg, and supplemental oxygen via nasal cannula targeting SpO2 88-92%. Empiric doxycycline 100 mg twice daily was prescribed. She was advised to follow up with pulmonology within one week.",
    "subclaims": [
      "The patient is a 58-year-old woman.",
      "The patient has COPD.",
      "The patient has type 2 diabetes.",
      "She had 4 days of worsening shortness of breath.",
      "She had a productive cough.",
      "She was afebrile on arrival.",
      "Her oxygen saturation was 88% on room air on arrival.",
      "Her respiratory rate was 26/min on arrival.",
      "Chest auscultation revealed diffuse expiratory wheezes.",
      "She was diagnosed with an acute COPD exacerbation.",
      "She was started on nebulized albuterol-ipratropium.",
      "She was started on intravenous methylprednisolone 60 mg.",
      "She received supplemental oxygen via nasal cannula targeting SpO2 88-92%.",
      "Empiric doxycycline 100 mg twice daily was prescribed.",
      "She was advised to follow up with pulmonology within one week."
    ]
  },
  {
    "id": "case_nstemi_001",
    "medical_text": "A 62-year-old woman with type 2 diabetes and hypertension presented with two hours of substernal chest pressure radiating to the left arm. The ECG showed ST-segment depression in the lateral precordial leads. Initial high-sensitivity troponin I was 0.62 ng/mL. The working diagnosis was non–ST-elevation myocardial infarction. She was treated with aspirin and an intravenous heparin infusion. Sublingual nitroglycerin provided partial symptom relief. The plan included coronary angiography within 24 hours. The team discussed bleeding risks related to anticoagulation, and the patient agreed to proceed with the proposed management.",
    "subclaims": [
      "The patient is a 62-year-old woman.",
      "The patient has type 2 diabetes.",
      "The patient has hypertension.",
      "The patient presented with two hours of substernal chest pressure.",
      "The chest pain radiated to the left arm.",
      "The ECG showed ST-segment depression in the lateral precordial leads.",
      "The initial high-sensitivity troponin I level was 0.62 ng/mL.",
      "The working diagnosis was non–ST-elevation myocardial infarction.",
      "The patient was treated with aspirin.",
      "An intravenous heparin infusion was started.",
      "Sublingual nitroglycerin provided partial symptom relief.",
      "The plan included coronary angiography within 24 hours.",
      "Bleeding risks related to anticoagulation were discussed with the patient.",
      "The patient agreed to proceed with the proposed management."
    ]
  },
  {
    "id": "case_62yo_pna_001",
    "medical_text": "A 62-year-old man with type 2 diabetes, hypertension, and stage 3 chronic kidney disease presented with 2 days of fever, productive cough, and shortness of breath. On arrival, temperature was 38.6°C, heart rate 108 bpm, blood pressure 102/62 mmHg, respiratory rate 24/min, and oxygen saturation 90% on room air. Labs showed WBC 15.2 ×10^9/L with neutrophil predominance, serum creatinine 1.9 mg/dL (baseline 1.4), C-reactive protein 120 mg/L, and lactate 1.8 mmol/L. Chest radiograph demonstrated right lower lobe consolidation. SARS-CoV-2 PCR was negative. Sputum Gram stain showed gram-positive cocci; blood cultures were pending. He was started on IV ceftriaxone plus azithromycin, supplemental oxygen at 2 L/min via nasal cannula, and 1 L isotonic fluids given cautiously. Metformin and lisinopril were temporarily held. Enoxaparin 40 mg daily was given for DVT prophylaxis. Creatinine was planned to be rechecked in 24 hours. After 48 hours, fever and WBC improved, oxygen was weaned to 1 L/min, and transition to oral antibiotics was planned if cultures confirmed Streptococcus pneumoniae.",
    "subclaims": [
      "The patient is a 62-year-old man.",
      "The patient has type 2 diabetes.",
      "The patient has stage 3 chronic kidney disease.",
      "The patient presented with 2 days of fever.",
      "On arrival, oxygen saturation was 90% on room air.",
      "The chest radiograph showed right lower lobe consolidation.",
      "The white blood cell count was 15.2 ×10^9/L.",
      "Serum creatinine was 1.9 mg/dL.",
      "SARS-CoV-2 PCR was negative.",
      "Sputum Gram stain showed gram-positive cocci.",
      "Intravenous ceftriaxone was started.",
      "Supplemental oxygen at 2 L/min via nasal cannula was provided.",
      "Enoxaparin 40 mg daily was given.",
      "After 48 hours, fever improved."
    ]
  },
  {
    "id": "case_001_nstemi_ckd",
    "medical_text": "A 62-year-old man with type 2 diabetes, hypertension, and stage 3 chronic kidney disease presented with 2 hours of substernal chest pressure and dyspnea. Blood pressure was 154/92 mmHg and heart rate 102 bpm. ECG showed 1 mm ST depressions in leads V4–V6 without ST elevation. High-sensitivity troponin I was 240 ng/L (lab upper limit 18 ng/L). Creatinine was 1.8 mg/dL (baseline 1.6), with eGFR 42 mL/min/1.73 m2. Echocardiography revealed a left ventricular ejection fraction of 45% and mild lateral wall hypokinesis. He was diagnosed with a non–ST-elevation myocardial infarction. Treatment included aspirin 325 mg load, clopidogrel 600 mg load, an intravenous heparin infusion, metoprolol tartrate 25 mg orally, and sublingual nitroglycerin with pain relief. Coronary angiography was planned within 24 hours. Home medications were metformin 1000 mg twice daily, lisinopril 20 mg daily, and atorvastatin 40 mg nightly; metformin was held due to planned contrast exposure and reduced eGFR, and atorvastatin was increased to 80 mg. He reports a penicillin allergy causing rash and no history of gastrointestinal bleeding. He smoked 10 pack-years and quit 5 years ago.",
    "subclaims": [
      "The patient is a 62-year-old man.",
      "He has type 2 diabetes.",
      "He has stage 3 chronic kidney disease.",
      "He had 2 hours of substernal chest pressure.",
      "ECG showed 1 mm ST depressions in leads V4–V6.",
      "High-sensitivity troponin I was 240 ng/L.",
      "The lab upper limit of normal for troponin I was 18 ng/L.",
      "Echocardiography showed a left ventricular ejection fraction of 45%.",
      "The diagnosis was non–ST-elevation myocardial infarction.",
      "He received a loading dose of aspirin 325 mg.",
      "He received a loading dose of clopidogrel 600 mg.",
      "An intravenous heparin infusion was started.",
      "Coronary angiography was planned within 24 hours.",
      "Metformin was held due to planned contrast exposure and reduced eGFR.",
      "He reports a penicillin allergy causing rash."
    ]
  },
  {
    "id": "case-7d3f9a1b",
    "medical_text": "A 58-year-old man with chronic obstructive pulmonary disease (COPD) and hypertension presents with 3 days of productive cough with green sputum and fever to 38.3°C. He reports increased wheezing and shortness of breath. On arrival, oxygen saturation is 89% on room air. After placement on 2 L/min via nasal cannula, oxygen saturation rises to 94%. White blood cell count is 14.2 ×10^9/L. Chest radiograph shows a right lower-lobe infiltrate. The assessment is community-acquired pneumonia with a concurrent COPD exacerbation. He is started on azithromycin (500 mg once, then 250 mg daily for 4 days) and prednisone 40 mg daily for 5 days. Scheduled albuterol–ipratropium nebulizers are ordered every 4 hours. His home lisinopril 10 mg daily is continued. He is advised to seek care for worsening dyspnea and to arrange follow-up in 48 hours.",
    "subclaims": [
      "The patient is a 58-year-old man.",
      "He has chronic obstructive pulmonary disease.",
      "He has hypertension.",
      "He had 3 days of productive cough with green sputum.",
      "He had a fever of 38.3°C.",
      "His oxygen saturation was 89% on room air on arrival.",
      "His oxygen saturation rose to 94% on 2 L/min via nasal cannula.",
      "His white blood cell count was 14.2 ×10^9/L.",
      "Chest radiograph showed a right lower-lobe infiltrate.",
      "The assessment was community-acquired pneumonia.",
      "The assessment included a concurrent COPD exacerbation.",
      "He was started on azithromycin with a 500 mg initial dose followed by 250 mg daily for 4 days.",
      "He was started on prednisone 40 mg daily for 5 days.",
      "Scheduled albuterol–ipratropium nebulizers every 4 hours were ordered."
    ]
  },
  {
    "id": "case_001_nstemi_ckd_dm_58m",
    "medical_text": "A 58-year-old man with type 2 diabetes mellitus and stage 3 chronic kidney disease presented with 2 hours of pressure-like substernal chest pain radiating to the left arm, associated with diaphoresis. On arrival, blood pressure was 98/62 mmHg and heart rate 54 bpm. ECG showed 1–2 mm ST depressions in leads V4-V6. Initial high-sensitivity troponin I was 0.38 ng/mL (lab upper limit 0.04). He was diagnosed with a non-ST-elevation myocardial infarction. Aspirin 325 mg was administered, and an unfractionated heparin infusion was started. Intravenous nitroglycerin relieved his chest pain. A beta-blocker was withheld due to bradycardia. Serum creatinine was 2.1 mg/dL (baseline 1.7), with eGFR 34 mL/min/1.73 m2, raising concern for contrast-induced nephropathy; coronary angiography was deferred in favor of medical management. Metformin was held, and sliding-scale insulin used. Because of a prior peptic ulcer bleed in 2019, a proton pump inhibitor was begun, and clopidogrel added. Follow-up with cardiology in 1 week and repeat creatinine in 48–72 hours were planned.",
    "subclaims": [
      "The patient is a 58-year-old man.",
      "He has type 2 diabetes mellitus.",
      "He has stage 3 chronic kidney disease.",
      "He presented with 2 hours of substernal chest pain.",
      "The ECG showed 1–2 mm ST depressions in leads V4-V6.",
      "The initial high-sensitivity troponin I was 0.38 ng/mL.",
      "He was diagnosed with a non-ST-elevation myocardial infarction.",
      "Aspirin 325 mg was administered.",
      "An unfractionated heparin infusion was started.",
      "A beta-blocker was withheld due to bradycardia.",
      "Serum creatinine was 2.1 mg/dL.",
      "Coronary angiography was deferred.",
      "Medical management was favored.",
      "He had a prior peptic ulcer bleed in 2019.",
      "A proton pump inhibitor was started."
    ]
  },
  {
    "id": "case_8f4c0a7d",
    "medical_text": "A 58-year-old woman with type 2 diabetes and stage 3 chronic kidney disease presented with 2 hours of substernal chest pressure radiating to the left arm, accompanied by diaphoresis. Her ECG showed 1 mm horizontal ST depressions in leads V4–V6 without ST elevation. High-sensitivity troponin I measured 76 ng/L on arrival and increased to 132 ng/L three hours later. She was given aspirin 325 mg to chew and started on an unfractionated heparin infusion in the emergency department. Transthoracic echocardiography demonstrated a left ventricular ejection fraction of 48%. The cardiology team planned early invasive coronary angiography within the next 24 hours.",
    "subclaims": [
      "The patient is a 58-year-old woman.",
      "The patient has type 2 diabetes.",
      "The patient has stage 3 chronic kidney disease.",
      "The patient had substernal chest pressure for 2 hours before presentation.",
      "The chest pain radiated to the left arm.",
      "The symptoms were associated with diaphoresis.",
      "The ECG showed 1 mm horizontal ST depressions in leads V4–V6.",
      "No ST elevation was present on the ECG.",
      "High-sensitivity troponin I was 76 ng/L on arrival.",
      "High-sensitivity troponin I increased to 132 ng/L at three hours.",
      "The patient was given aspirin 325 mg to chew.",
      "An unfractionated heparin infusion was started in the emergency department.",
      "Transthoracic echocardiography showed a left ventricular ejection fraction of 48%.",
      "The plan was for early invasive coronary angiography.",
      "The coronary angiography was planned within the next 24 hours."
    ]
  },
  {
    "id": "case-5b8a1f60-9f3c-4d2e-9c7e-0e7b2d1a8d3f",
    "medical_text": "A 62-year-old man with type 2 diabetes, hypertension, and stage 3 chronic kidney disease presented with 2 hours of acute shortness of breath and substernal chest pressure. Vitals: BP 162/94 mmHg, HR 108 bpm, O2 saturation 90% on room air, improving to 95% on 2 L/min nasal cannula. Home medications included metformin, lisinopril, and simvastatin; he reports a penicillin rash. High-sensitivity troponin was 68 ng/L, rising to 112 ng/L at 3 hours. BNP was 980 pg/mL. Creatinine was 2.1 mg/dL (estimated eGFR 42 mL/min/1.73 m2) and potassium 5.6 mmol/L. ECG showed 1–2 mm horizontal ST depressions in V4–V6. Chest radiograph demonstrated pulmonary edema. Point-of-care echocardiography estimated an ejection fraction of 35%. He was diagnosed with NSTEMI and acute decompensated HFrEF. Treatment included aspirin 325 mg load then 81 mg daily, IV heparin infusion, IV furosemide 40 mg, and atorvastatin 80 mg nightly. Metoprolol succinate 25 mg daily was started after stabilization. Lisinopril was held. Coronary angiography was planned within 24 hours, and contrast nephropathy risk was discussed; the patient consented.",
    "subclaims": [
      "The patient is a 62-year-old man.",
      "The patient has type 2 diabetes.",
      "The patient has stage 3 chronic kidney disease.",
      "He presented with 2 hours of acute shortness of breath.",
      "He presented with substernal chest pressure.",
      "Initial high-sensitivity troponin was 68 ng/L.",
      "High-sensitivity troponin was 112 ng/L at 3 hours.",
      "The ECG showed 1–2 mm horizontal ST depressions in leads V4–V6.",
      "The chest radiograph demonstrated pulmonary edema.",
      "Point-of-care echocardiography estimated an ejection fraction of 35%.",
      "He was diagnosed with NSTEMI.",
      "He was diagnosed with acute decompensated HFrEF.",
      "An aspirin 325 mg loading dose was given.",
      "An intravenous heparin infusion was started.",
      "Coronary angiography was planned within 24 hours."
    ]
  },
  {
    "id": "ex_adhf_62m_001",
    "medical_text": "A 62-year-old man with type 2 diabetes and stage 3 chronic kidney disease presented to the emergency department with three days of progressive shortness of breath and orthopnea. On arrival, blood pressure was 168/94 mm Hg, heart rate 106 bpm, and oxygen saturation 91% on room air. Physical exam revealed bilateral basilar crackles and 2+ pitting edema to the shins. Laboratory testing showed BNP 980 pg/mL, negative high-sensitivity troponin, and serum creatinine 1.8 mg/dL (baseline 1.6). Chest radiograph demonstrated cardiomegaly with interstitial pulmonary edema. Electrocardiogram showed sinus tachycardia without ischemic changes. He was diagnosed with acute decompensated heart failure. Home medications included metformin 1000 mg twice daily, lisinopril 20 mg daily, and furosemide 20 mg daily. In the ED, he received 40 mg IV furosemide, producing 800 mL urine over 2 hours, and oxygen by nasal cannula at 2 L/min, improving saturation to 95%. Plan: admit to telemetry, continue diuresis, hold metformin due to acute kidney injury risk, and obtain echocardiogram. He had a myocardial infarction in 2016 and a 30 pack-year smoking history.",
    "subclaims": [
      "The patient is a 62-year-old man.",
      "The patient has type 2 diabetes.",
      "The patient has stage 3 chronic kidney disease.",
      "The patient reported three days of progressive shortness of breath.",
      "Blood pressure on arrival was 168/94 mm Hg.",
      "BNP was 980 pg/mL.",
      "The chest radiograph showed interstitial pulmonary edema.",
      "The electrocardiogram showed sinus tachycardia.",
      "The patient was diagnosed with acute decompensated heart failure.",
      "The patient received 40 mg intravenous furosemide in the emergency department.",
      "Urine output was 800 mL over two hours.",
      "Oxygen by nasal cannula at 2 L/min was administered.",
      "Oxygen saturation was 95% after oxygen therapy.",
      "The plan included holding metformin.",
      "The reason for holding metformin was the risk of acute kidney injury."
    ]
  },
  {
    "id": "synthetic_0001",
    "medical_text": "Mr. J., a 62-year-old man with hypertension, type 2 diabetes, and stage 3 chronic kidney disease, presented after 2 hours of substernal chest pressure radiating to the left arm. On arrival, blood pressure was 148/86 mmHg, heart rate 54 bpm, and oxygen saturation 96% on room air. The ECG showed 1–2 mm horizontal ST depressions in leads V4–V6 without ST elevation. High-sensitivity troponin I was 0.42 ng/mL (lab ULN 0.04). Chest radiograph showed no acute cardiopulmonary process. Serum creatinine was 1.9 mg/dL. He was diagnosed with non–ST elevation myocardial infarction. He received aspirin 325 mg load, ticagrelor 180 mg load (clopidogrel allergy: prior rash), and an intravenous unfractionated heparin infusion. A beta-blocker was withheld due to bradycardia. Atorvastatin 80 mg nightly was started. He remained hemodynamically stable, and no supplemental oxygen was given. Bleeding risks with heparin and dual antiplatelet therapy were discussed, and consent obtained for early coronary angiography via radial access. A transthoracic echocardiogram is planned.",
    "subclaims": [
      "The patient is a 62-year-old man.",
      "The patient has hypertension.",
      "The patient has type 2 diabetes.",
      "The patient has stage 3 chronic kidney disease.",
      "He had 2 hours of substernal chest pressure radiating to the left arm.",
      "On arrival, his heart rate was 54 bpm.",
      "The ECG showed 1–2 mm horizontal ST depressions in leads V4–V6.",
      "High-sensitivity troponin I was 0.42 ng/mL.",
      "He was diagnosed with non–ST elevation myocardial infarction.",
      "He received an aspirin 325 mg loading dose.",
      "He received a ticagrelor 180 mg loading dose.",
      "An intravenous unfractionated heparin infusion was started.",
      "A beta-blocker was withheld due to bradycardia.",
      "Consent was obtained for early coronary angiography via radial access."
    ]
  },
  {
    "id": "ex_2025_11_28_001",
    "medical_text": "A 67-year-old man with COPD, hypertension, and type 2 diabetes presents to the ED with 3 days of productive cough, dyspnea, and fever. On arrival, temperature 38.6°C, heart rate 112 bpm, blood pressure 96/58 mmHg, respiratory rate 26/min, and oxygen saturation 88% on room air. Chest examination reveals crackles over the right lower lung field. WBC is 15.2 x10^3/µL with 85% neutrophils; lactate 3.1 mmol/L; creatinine 1.9 mg/dL (baseline 1.1). Chest radiograph shows right lower lobe consolidation. SARS-CoV-2 PCR is negative. Blood cultures are drawn prior to antibiotics. He is started on intravenous ceftriaxone and azithromycin, given 2 liters of normal saline, and placed on 4 L/min nasal cannula with improvement of oxygen saturation to 94%. The team documents a non-anaphylactic penicillin allergy (rash) and prior pneumococcal vaccination 5 years ago. He is diagnosed with sepsis due to community-acquired pneumonia and transferred to a step-down unit.",
    "subclaims": [
      "The patient is a 67-year-old man.",
      "The patient has COPD.",
      "The patient has hypertension.",
      "The patient has type 2 diabetes.",
      "The patient reported 3 days of productive cough.",
      "The patient reported dyspnea.",
      "On arrival, the temperature was 38.6°C.",
      "On arrival, oxygen saturation was 88% on room air.",
      "Chest radiograph showed right lower lobe consolidation.",
      "Blood cultures were drawn before antibiotics were administered.",
      "The patient was started on intravenous ceftriaxone.",
      "The patient was started on azithromycin.",
      "The patient received 2 liters of normal saline.",
      "The patient was diagnosed with sepsis.",
      "The sepsis was attributed to community-acquired pneumonia."
    ]
  },
  {
    "id": "9f1e2c18-4b3a-4d2a-b6f1-2d1c9a8e7b5d",
    "medical_text": "A 58-year-old man with type 2 diabetes and stage 3a chronic kidney disease presented with 3 days of progressive dyspnea on exertion and bilateral leg swelling. He denied chest pain or fever. On arrival, blood pressure was 148/86 mmHg, heart rate 96 bpm, and oxygen saturation 92% on room air. Physical exam showed bibasilar crackles and 2+ pitting edema to the knees. Labs revealed BNP 980 pg/mL, creatinine 1.8 mg/dL (baseline 1.5), and negative high-sensitivity troponin. Chest radiograph demonstrated cardiomegaly with interstitial edema. ECG showed sinus tachycardia without ischemic changes. Transthoracic echocardiogram reported left ventricular ejection fraction 35% with global hypokinesis. He was treated for acute decompensated heart failure with IV furosemide 40 mg and 2 L/min oxygen by nasal cannula. Lisinopril 10 mg daily was continued; metformin was held. Carvedilol 6.25 mg twice daily was initiated. After 24 hours, urine output totaled 2.1 liters, weight decreased by 1.2 kg, and oxygen saturation improved to 96% on room air. Discharge planning included a low-sodium diet under 2 g/day, daily weights, and cardiology follow-up within one week.",
    "subclaims": [
      "The patient is a 58-year-old man.",
      "The patient has type 2 diabetes.",
      "The patient has stage 3a chronic kidney disease.",
      "The patient experienced 3 days of progressive dyspnea on exertion.",
      "The patient had bilateral leg swelling.",
      "On arrival, oxygen saturation was 92% on room air.",
      "Physical exam showed bibasilar crackles.",
      "BNP was 980 pg/mL.",
      "Creatinine was 1.8 mg/dL.",
      "Chest radiograph showed interstitial edema.",
      "Echocardiogram reported a left ventricular ejection fraction of 35%.",
      "The patient was treated with IV furosemide 40 mg.",
      "Metformin was held.",
      "Carvedilol 6.25 mg twice daily was initiated.",
      "Discharge planning included a low-sodium diet under 2 g/day."
    ]
  },
  {
    "id": "case_nstemi_ckd_001",
    "medical_text": "A 58-year-old man with type 2 diabetes and stage 3 chronic kidney disease presented with 45 minutes of central chest pain and shortness of breath. On arrival, blood pressure was 158/92 mmHg, heart rate 106 bpm, and oxygen saturation 93% on room air. ECG showed 1–2 mm horizontal ST depressions in leads V4–V6. High-sensitivity troponin I was 0.42 ng/mL, rising to 0.76 ng/mL at 3 hours. D-dimer measured 0.9 mg/L FEU. Chest radiograph demonstrated mild interstitial pulmonary edema. Serum creatinine was 1.8 mg/dL (baseline 1.6 mg/dL); estimated GFR was approximately 42 mL/min/1.73 m². He reported taking metformin and lisinopril, with no anticoagulants, no known drug allergies, and a 20 pack-year former smoking history. He received chewable aspirin 325 mg and sublingual nitroglycerin with improvement in chest pain, and was started on intravenous heparin per NSTEMI protocol. CT pulmonary angiography was deferred due to renal function. Bedside echocardiogram showed lateral wall hypokinesis and left ventricular ejection fraction of 45%. The plan was for early invasive coronary angiography within 24 hours, plus counseling on smoking cessation and glycemic control.",
    "subclaims": [
      "The patient is a 58-year-old man.",
      "The patient has type 2 diabetes.",
      "The patient has stage 3 chronic kidney disease.",
      "The patient presented with 45 minutes of central chest pain.",
      "The patient had shortness of breath on presentation.",
      "The ECG showed 1–2 mm horizontal ST depressions in leads V4–V6.",
      "High-sensitivity troponin I was 0.76 ng/mL at 3 hours.",
      "D-dimer was 0.9 mg/L FEU.",
      "Chest radiograph showed mild interstitial pulmonary edema.",
      "Serum creatinine was 1.8 mg/dL.",
      "The patient was not taking any anticoagulants.",
      "The patient received chewable aspirin 325 mg.",
      "The patient was started on intravenous heparin.",
      "Bedside echocardiogram showed lateral wall hypokinesis.",
      "The plan was early invasive coronary angiography within 24 hours."
    ]
  },
  {
    "id": "case_2025_001",
    "medical_text": "A 62-year-old man with GOLD stage II COPD arrived after two days of worsening dyspnea, productive green sputum, and wheezing. He has a 40 pack-year smoking history and uses tiotropium and fluticasone/salmeterol at home; he does not use home oxygen. In the emergency department, vital signs showed SpO2 86% on room air, respiratory rate 28, heart rate 106, blood pressure 146/88, and temperature 37.9°C. Laboratory testing showed WBC 13.5 ×10^9/L, CRP 25 mg/L, and procalcitonin 0.06 ng/mL. Nasopharyngeal SARS-CoV-2 PCR was negative. Chest X-ray demonstrated hyperinflation without focal consolidation. An arterial blood gas on 2 L/min nasal cannula showed pH 7.32, PaCO2 55 mmHg, PaO2 62 mmHg, and HCO3 27 mEq/L. He received nebulized albuterol/ipratropium, prednisone 40 mg orally, and azithromycin 500 mg due to increased sputum purulence. Oxygen was titrated to maintain SpO2 88–92%, improving to 90% on 2 L/min. Sputum culture was sent; results were pending. He was admitted to a step-down unit for monitoring of hypercapnic respiratory failure.",
    "subclaims": [
      "The patient is a 62-year-old man.",
      "The patient has COPD described as GOLD stage II.",
      "He has a 40 pack-year smoking history.",
      "He does not use home oxygen.",
      "His home medications include tiotropium.",
      "His home medications include fluticasone/salmeterol.",
      "He had two days of worsening dyspnea before presentation.",
      "He reported productive green sputum.",
      "In the emergency department, his oxygen saturation was 86% on room air.",
      "His white blood cell count was 13.5 ×10^9/L.",
      "Chest X-ray showed no focal consolidation.",
      "An arterial blood gas showed a PaCO2 of 55 mmHg.",
      "He received nebulized albuterol/ipratropium in the emergency department.",
      "He received prednisone 40 mg orally in the emergency department.",
      "He was admitted to a step-down unit."
    ]
  },
  {
    "id": "hfref_case_001",
    "medical_text": "A 62-year-old man with type 2 diabetes and long-standing hypertension presented with one week of progressive exertional dyspnea, orthopnea, and ankle swelling. Vitals were notable for blood pressure 156/92 mmHg, heart rate 104 bpm, respiratory rate 22, and oxygen saturation 93% on room air. Exam revealed bibasilar crackles, elevated jugular venous pressure, and 2+ pitting edema. Labs showed BNP 980 pg/mL with a normal troponin. Chest radiograph demonstrated cardiomegaly and pulmonary vascular congestion. ECG showed a left bundle branch block. Transthoracic echocardiogram revealed a dilated left ventricle with an ejection fraction of 30%. He was diagnosed with acute decompensated heart failure with reduced ejection fraction. Treatment included intravenous furosemide 40 mg, initiation of lisinopril 5 mg daily, and carvedilol 3.125 mg twice daily. He was counselled on sodium restriction to 2 g/day and daily weights. After diuresis of 3.2 liters, symptoms improved and he was discharged with a plan for outpatient follow-up.",
    "subclaims": [
      "The patient is a 62-year-old man.",
      "The patient has type 2 diabetes.",
      "The patient has long-standing hypertension.",
      "The patient had one week of progressive exertional dyspnea.",
      "The patient reported orthopnea.",
      "The patient had ankle swelling.",
      "On presentation, blood pressure was 156/92 mmHg.",
      "On presentation, heart rate was 104 bpm.",
      "Oxygen saturation was 93% on room air.",
      "BNP was 980 pg/mL.",
      "Chest radiograph showed cardiomegaly.",
      "Echocardiogram showed a left ventricular ejection fraction of 30%.",
      "The diagnosis was acute decompensated heart failure with reduced ejection fraction.",
      "Intravenous furosemide 40 mg was initiated.",
      "Lisinopril 5 mg daily was started.",
      "The patient was counselled to restrict sodium to 2 g per day.",
      "The patient was discharged after a diuresis of 3.2 liters."
    ]
  },
  {
    "id": "case_20251128_001",
    "medical_text": "A 62-year-old man with type 2 diabetes, hypertension, and stage 3 chronic kidney disease presented to the emergency department with 24 hours of fever, cough, and shortness of breath. On arrival, temperature was 38.6°C, heart rate 104 bpm, blood pressure 98/62 mmHg, respiratory rate 24/min, and oxygen saturation 90% on room air. Labs showed WBC 15,000/µL with 88% neutrophils, serum lactate 2.8 mmol/L, creatinine 2.0 mg/dL (baseline 1.6 mg/dL), CRP 120 mg/L, and glucose 240 mg/dL. Chest radiograph demonstrated a right lower lobe consolidation. He was diagnosed with community-acquired pneumonia and sepsis. Blood cultures were obtained before starting antibiotics. Treatment included intravenous ceftriaxone plus azithromycin, 2 liters of lactated Ringer's, and oxygen via nasal cannula at 3 L/min. His ACE inhibitor was held due to hypotension and concern for acute kidney injury, and his insulin regimen was adjusted for hyperglycemia. After 12 hours, blood pressure improved to 112/70 mmHg, temperature decreased to 37.8°C, and oxygen saturation rose to 95% on 2 L/min. Plan was to continue IV antibiotics for 5 days pending culture results and transition to oral therapy when stable.",
    "subclaims": [
      "The patient is a 62-year-old man.",
      "The patient has type 2 diabetes.",
      "The patient has stage 3 chronic kidney disease.",
      "The patient presented with 24 hours of fever.",
      "The patient presented with cough.",
      "On arrival, oxygen saturation was 90% on room air.",
      "Chest radiograph showed a right lower lobe consolidation.",
      "The patient was diagnosed with community-acquired pneumonia.",
      "Blood cultures were obtained before starting antibiotics.",
      "Treatment included intravenous ceftriaxone.",
      "Treatment included azithromycin.",
      "Two liters of lactated Ringer's were administered.",
      "Oxygen via nasal cannula at 3 L/min was started.",
      "After 12 hours, blood pressure improved to 112/70 mmHg.",
      "The plan was to continue IV antibiotics for 5 days pending culture results."
    ]
  },
  {
    "id": "ex-0001-AMI-CKD",
    "medical_text": "A 62-year-old man with type 2 diabetes mellitus and stage 3 chronic kidney disease presented with 2 hours of substernal chest pressure radiating to the left arm. On arrival, his blood pressure was 154/92 mmHg. The ECG showed 1 mm ST depressions in leads V4–V6 without ST elevation. Initial high-sensitivity troponin I measured 146 ng/L (reference <14). He was diagnosed with a non–ST elevation myocardial infarction. Treatment included an aspirin 325 mg loading dose followed by 81 mg daily and an unfractionated heparin infusion titrated to an aPTT of 60–80 seconds. Serum creatinine was 1.9 mg/dL with an estimated glomerular filtration rate of 38 mL/min/1.73 m². A transthoracic echocardiogram demonstrated a left ventricular ejection fraction of 45% with anterior wall hypokinesis. Coronary angiography was planned within 24 hours with precautions for contrast nephropathy.",
    "subclaims": [
      "The patient is a 62-year-old man.",
      "The patient has type 2 diabetes mellitus.",
      "The patient has stage 3 chronic kidney disease.",
      "The patient had 2 hours of substernal chest pressure.",
      "The chest pain radiated to the left arm.",
      "On arrival, the blood pressure was 154/92 mmHg.",
      "The ECG showed 1 mm ST depressions in leads V4–V6.",
      "The ECG did not show ST elevation.",
      "The initial high-sensitivity troponin I was 146 ng/L.",
      "The troponin I reference value was less than 14 ng/L.",
      "He was diagnosed with a non–ST elevation myocardial infarction.",
      "The patient received an aspirin 325 mg loading dose.",
      "The heparin infusion was titrated to an aPTT of 60–80 seconds.",
      "The echocardiogram showed a left ventricular ejection fraction of 45%.",
      "Coronary angiography was planned within 24 hours."
    ]
  },
  {
    "id": "med_synth_001",
    "medical_text": "Mr. L, a 58-year-old man with type 2 diabetes and hypertension, presented with a 3-day history of a painful, erythematous ulcer on the plantar surface of the right foot with purulent drainage. He is febrile to 38.4°C, HR 102 bpm, BP 146/88 mmHg. WBC is 14.2 x10^9/L, CRP 128 mg/L, creatinine 1.6 mg/dL (eGFR 48 mL/min/1.73 m^2), and HbA1c 9.1%. Foot radiograph shows no gas or bony erosion. Bedside probe-to-bone test is negative. Wound swab grew methicillin-sensitive Staphylococcus aureus; blood cultures are pending. He reports no penicillin allergy. Empiric IV cefazolin was initiated, and insulin glargine dose was increased by 10%. Surgical debridement of necrotic tissue was performed in the ED. He was admitted for IV antibiotics and glucose monitoring. Tetanus immunization was updated. The plan includes podiatry consultation and repeat labs in 24 hours.",
    "subclaims": [
      "The patient is a 58-year-old man.",
      "The patient has type 2 diabetes.",
      "There is a 3-day history of a foot ulcer.",
      "The ulcer is on the plantar surface of the right foot.",
      "The ulcer is painful.",
      "The patient's temperature is 38.4°C.",
      "The WBC count is 14.2 x10^9/L.",
      "The foot radiograph shows no bony erosion.",
      "The bedside probe-to-bone test is negative.",
      "The wound swab grew methicillin-sensitive Staphylococcus aureus.",
      "The patient reports no penicillin allergy.",
      "Empiric IV cefazolin was initiated.",
      "Surgical debridement of necrotic tissue was performed in the ED.",
      "Tetanus immunization was updated."
    ]
  },
  {
    "id": "case_00123",
    "medical_text": "A 58-year-old man with type 2 diabetes and hypertension presented to the emergency department after 3 hours of substernal pressure radiating to the left arm, associated with dyspnea and diaphoresis. Vitals: blood pressure 168/94 mmHg, heart rate 102 bpm, oxygen saturation 93% on room air. ECG showed 1–2 mm horizontal ST depressions in V4–V6. High-sensitivity troponin I was 0.21 ng/mL (reference <0.04). BNP was 480 pg/mL. Serum creatinine was 1.8 mg/dL (baseline 1.1); estimated GFR 45 mL/min/1.73 m2. Chest X-ray revealed interstitial pulmonary edema. Transthoracic echocardiography showed LVEF 35% with anterolateral hypokinesis. He received aspirin 325 mg chewed, ticagrelor 180 mg loading, and was started on intravenous unfractionated heparin; furosemide 40 mg IV was administered. Coronary angiography was planned within 24 hours for suspected NSTEMI with acute decompensated heart failure. Home medications: metformin 1000 mg twice daily, amlodipine 10 mg daily, atorvastatin 40 mg nightly; prior ACE inhibitor caused cough.",
    "subclaims": [
      "The patient is a 58-year-old man.",
      "He has type 2 diabetes.",
      "He has hypertension.",
      "He presented with 3 hours of substernal chest pressure.",
      "ECG showed 1–2 mm horizontal ST depressions in V4–V6.",
      "High-sensitivity troponin I was 0.21 ng/mL.",
      "Chest X-ray revealed interstitial pulmonary edema.",
      "Transthoracic echocardiography showed a left ventricular ejection fraction of 35%.",
      "The echocardiogram showed anterolateral hypokinesis.",
      "He received aspirin 325 mg chewed.",
      "He received ticagrelor 180 mg as a loading dose.",
      "He was started on intravenous unfractionated heparin.",
      "Intravenous furosemide 40 mg was administered.",
      "Coronary angiography was planned within 24 hours for suspected NSTEMI with acute decompensated heart failure."
    ]
  },
  {
    "id": "ex_2025_11_28_001",
    "medical_text": "A 67-year-old woman with a history of moderate COPD and chronic atrial fibrillation on warfarin presents with three days of worsening shortness of breath, productive cough, and low-grade fever. On arrival, temperature is 38.1°C, heart rate 110 and irregular, blood pressure 102/64 mmHg, respiratory rate 24/min, and oxygen saturation 88% on room air. Exam reveals diffuse wheezes and crackles at the right base. WBC is 15,200/µL with neutrophil predominance, CRP 12 mg/dL, and INR 3.4. Chest radiograph shows a right lower lobe consolidation. She denies hemoptysis or other bleeding. The team diagnoses community-acquired pneumonia with COPD exacerbation. Blood cultures and a sputum sample are obtained before antibiotics; a pneumococcal urinary antigen test is ordered. She receives supplemental oxygen targeting 88–92%, IV ceftriaxone plus azithromycin, systemic corticosteroids, and nebulized albuterol/ipratropium. Warfarin is held due to supratherapeutic INR, and telemetry monitoring is initiated.",
    "subclaims": [
      "The patient is a 67-year-old woman.",
      "The patient has a history of moderate COPD.",
      "The patient has chronic atrial fibrillation.",
      "The patient is taking warfarin.",
      "The patient reports three days of worsening shortness of breath.",
      "The patient’s temperature on arrival is 38.1°C.",
      "The patient’s oxygen saturation on room air is 88%.",
      "The patient’s INR is 3.4.",
      "The chest radiograph shows a right lower lobe consolidation.",
      "The patient is diagnosed with community-acquired pneumonia.",
      "The patient is diagnosed with a COPD exacerbation.",
      "Blood cultures are obtained before starting antibiotics.",
      "A pneumococcal urinary antigen test is ordered.",
      "The patient receives IV ceftriaxone plus azithromycin.",
      "Warfarin is held due to a supratherapeutic INR."
    ]
  },
  {
    "id": "7b0e5c38-5d83-4f23-9f7e-3e9b97a3c1f4",
    "medical_text": "Mr. J., a 62-year-old man with type 2 diabetes and stage 3 chronic kidney disease, presented with 2 hours of substernal chest pressure radiating to the left arm. He denies prior myocardial infarction. Vital signs on arrival: BP 158/92 mmHg, HR 104 bpm, SpO2 96% on room air. ECG showed 1 mm horizontal ST depression in leads V4–V6. Initial high-sensitivity troponin I was 68 ng/L (lab ULN 14 ng/L). Serum creatinine was 1.9 mg/dL (baseline 1.7 mg/dL), and eGFR was 38 mL/min/1.73 m². Hemoglobin A1c two months prior was 8.3%. Medications at home included metformin 1000 mg twice daily, lisinopril 20 mg daily, and simvastatin 20 mg nightly. He reports a pruritic urticarial reaction to aspirin in the past. In the ED, he received oxygen by nasal cannula at 2 L/min, intravenous unfractionated heparin, and clopidogrel 300 mg loading dose. Metformin was held on admission. Cardiology recommended inpatient telemetry and transthoracic echocardiography within 24 hours.",
    "subclaims": [
      "The patient is a 62-year-old man.",
      "The patient has type 2 diabetes.",
      "The patient has stage 3 chronic kidney disease.",
      "He had 2 hours of substernal chest pressure at presentation.",
      "The chest pain radiated to the left arm.",
      "ECG showed 1 mm horizontal ST depression in leads V4–V6.",
      "Initial high-sensitivity troponin I was 68 ng/L.",
      "The laboratory upper limit of normal for troponin I was 14 ng/L.",
      "Serum creatinine was 1.9 mg/dL.",
      "He reports a pruritic urticarial reaction to aspirin.",
      "He received intravenous unfractionated heparin in the emergency department.",
      "He received a clopidogrel 300 mg loading dose in the emergency department.",
      "Metformin was held on admission.",
      "Cardiology recommended transthoracic echocardiography within 24 hours."
    ]
  },
  {
    "id": "case_2025_11_28_001",
    "medical_text": "A 58-year-old woman with a history of chronic obstructive pulmonary disease (COPD) and hypertension presented to the emergency department with 3 days of dyspnea, productive cough with yellow sputum, and fever. On arrival, temperature was 38.3°C, heart rate 112 bpm, blood pressure 146/88 mmHg, respiratory rate 24/min, and oxygen saturation 88% on room air. Chest examination revealed diffuse wheezes and crackles over the right lower lung field. Chest radiograph showed right lower lobe consolidation. SARS-CoV-2 PCR was negative. White blood cell count was 15,200/µL and C‑reactive protein 12 mg/dL. Capillary blood glucose measured 256 mg/dL. The patient reported a non-anaphylactic rash with penicillin in the past. She was started on oxygen via nasal cannula at 2 L/min, nebulized albuterol/ipratropium every 4 hours, prednisone 40 mg orally daily for 5 days, ceftriaxone 1 g IV daily, and azithromycin 500 mg orally on day 1 then 250 mg daily. Sliding-scale insulin was initiated. She was admitted to a general medical ward.",
    "subclaims": [
      "The patient is a 58-year-old woman.",
      "The patient has a history of chronic obstructive pulmonary disease.",
      "The patient has a history of hypertension.",
      "She had 3 days of dyspnea.",
      "She had a productive cough with yellow sputum.",
      "Her temperature on arrival was 38.3°C.",
      "Her oxygen saturation on room air was 88%.",
      "The chest radiograph showed right lower lobe consolidation.",
      "SARS-CoV-2 PCR was negative.",
      "The white blood cell count was 15,200 per microliter.",
      "C-reactive protein was 12 mg/dL.",
      "The patient reported a past non-anaphylactic rash with penicillin.",
      "She was started on ceftriaxone 1 g intravenously daily.",
      "She was started on azithromycin 500 mg orally on day 1 then 250 mg daily.",
      "She was admitted to a general medical ward."
    ]
  },
  {
    "id": "ex_2025_11_28_001",
    "medical_text": "A 58-year-old man with a 10-year history of type 2 diabetes and hypertension presented to the emergency department with 2 hours of pressure-like chest pain radiating to the left arm and associated shortness of breath. His home medications included metformin 1000 mg twice daily, lisinopril 20 mg daily, and aspirin 81 mg daily. On arrival, his blood pressure was 158/92 mmHg, heart rate 98 bpm, and oxygen saturation 95% on room air; he was afebrile. The ECG showed 1–2 mm horizontal ST depressions in leads V4–V6. Initial high-sensitivity troponin I was 86 ng/L (reference <14) and rose to 132 ng/L after 3 hours. LDL cholesterol was 145 mg/dL, and HbA1c was 8.2%. Chest radiograph demonstrated clear lungs without cardiomegaly. He was diagnosed with a non–ST elevation myocardial infarction. Management included initiation of an intravenous unfractionated heparin infusion, continuation of aspirin, addition of ticagrelor 90 mg twice daily, and planning for coronary angiography within 24 hours.",
    "subclaims": [
      "The patient is a 58-year-old man.",
      "The patient has a 10-year history of type 2 diabetes.",
      "The patient has hypertension.",
      "The patient takes metformin 1000 mg twice daily at home.",
      "The patient takes aspirin 81 mg daily at home.",
      "The patient presented with 2 hours of pressure-like chest pain.",
      "The chest pain radiated to the left arm.",
      "The patient had associated shortness of breath.",
      "The ECG showed 1–2 mm horizontal ST depressions in leads V4–V6.",
      "The initial high-sensitivity troponin I was 86 ng/L.",
      "The high-sensitivity troponin I rose to 132 ng/L after 3 hours.",
      "The diagnosis was non–ST elevation myocardial infarction.",
      "An intravenous unfractionated heparin infusion was started.",
      "Ticagrelor 90 mg twice daily was added.",
      "Coronary angiography was planned within 24 hours."
    ]
  },
  {
    "id": "ex_001_2025-11-28",
    "medical_text": "Mr. L., a 62-year-old man with type 2 diabetes, stage 3 chronic kidney disease, and hypertension, presented for routine follow-up. He takes metformin 1000 mg twice daily, empagliflozin 10 mg daily (started 2 weeks ago), lisinopril 20 mg daily, hydrochlorothiazide 25 mg daily, and atorvastatin 40 mg nightly. He denies hypoglycemia or dizziness and reports increased urination since starting empagliflozin. Vitals: blood pressure 154/92 mmHg; BMI 31 kg/m². Labs: HbA1c 8.4%, eGFR 38 mL/min/1.73 m², creatinine 1.9 mg/dL, potassium 5.4 mmol/L, and urine albumin-to-creatinine ratio 310 mg/g. Home fasting glucose ranges 140–180 mg/dL. Foot exam shows diminished monofilament sensation distally with intact pulses and no ulcers. Last retinal screening (12 months prior) showed no retinopathy. He received the current-season influenza vaccine and declined pneumococcal vaccination. The clinician advised holding lisinopril and repeating potassium and creatinine in 1 week, continuing empagliflozin, and reinforcing diet and home BP monitoring. Ten-year ASCVD risk was estimated at 24%.",
    "subclaims": [
      "The patient is a 62-year-old man.",
      "The patient has type 2 diabetes.",
      "The patient has stage 3 chronic kidney disease.",
      "The patient has hypertension.",
      "HbA1c is 8.4%.",
      "eGFR is 38 mL/min/1.73 m².",
      "Serum potassium is 5.4 mmol/L.",
      "The patient's blood pressure was 154/92 mmHg at the visit.",
      "The patient takes metformin.",
      "The patient started empagliflozin 2 weeks ago.",
      "The patient reports increased urination since starting empagliflozin.",
      "The urine albumin-to-creatinine ratio is 310 mg/g.",
      "The clinician advised holding lisinopril.",
      "The patient declined pneumococcal vaccination.",
      "Ten-year ASCVD risk was estimated at 24%."
    ]
  },
  {
    "id": "6f1d9a42-80aa-4d3a-87b7-9a1a7b5b8c22",
    "medical_text": "Ms. L, a 54-year-old woman, presented with 3 days of dysuria and urinary frequency. She denied fever. Vitals were stable. Urinalysis showed positive nitrites and positive leukocyte esterase. A urine culture was sent. She was started on nitrofurantoin 100 mg twice daily for 5 days. She was advised to increase fluid intake and to return if symptoms persist after 48 hours. A follow-up call was scheduled in 3 days to review the culture. She reported no prior urinary tract infections this year. She had not taken antibiotics before presentation.",
    "subclaims": [
      "The patient is a 54-year-old woman.",
      "She had 3 days of dysuria.",
      "She had urinary frequency.",
      "She denied fever.",
      "Vitals were stable.",
      "Urinalysis showed positive nitrites.",
      "Urinalysis showed positive leukocyte esterase.",
      "A urine culture was sent.",
      "She was started on nitrofurantoin 100 mg twice daily for 5 days.",
      "She was advised to increase fluid intake.",
      "She was advised to return if symptoms persist after 48 hours.",
      "A follow-up call was scheduled in 3 days.",
      "The follow-up call was to review the culture.",
      "She reported no prior urinary tract infections this year.",
      "She had not taken antibiotics before presentation."
    ]
  },
  {
    "id": "case-2025-11-28-001",
    "medical_text": "A 62-year-old man with type 2 diabetes, stage 3 chronic kidney disease, and hypertension presented with 3 days of fever, productive cough, and dyspnea. On arrival, temperature was 38.6°C, heart rate 112 bpm, blood pressure 98/62 mmHg, and oxygen saturation 90% on room air. Chest radiograph showed a right lower lobe consolidation. WBC was 15.2 ×10^9/L with 82% neutrophils, CRP 112 mg/L, creatinine 1.8 mg/dL (estimated GFR 42 mL/min/1.73 m²), and platelets 198 ×10^9/L. Nasal cannula at 2 L/min increased oxygen saturation to 95%. He was diagnosed with community-acquired pneumonia complicated by sepsis. Empiric therapy with ceftriaxone 1 g IV every 24 hours and azithromycin 500 mg IV daily was started, with renal dosing to be reassessed. Initial fluid resuscitation of 30 mL/kg lactated Ringer’s was given. Metformin was held, and insulin sliding scale initiated. Legionella urine antigen, influenza PCR, and SARS-CoV-2 PCR were negative; sputum cultures were pending. Enoxaparin 40 mg subcutaneously daily was ordered for DVT prophylaxis. The team noted risks of acute kidney injury and QT prolongation.",
    "subclaims": [
      "The patient is a 62-year-old man.",
      "The patient has type 2 diabetes.",
      "The patient has stage 3 chronic kidney disease.",
      "The patient has hypertension.",
      "The patient had fever for 3 days before presentation.",
      "The patient reported dyspnea at presentation.",
      "Initial oxygen saturation was 90% on room air.",
      "Chest radiograph showed a right lower lobe consolidation.",
      "White blood cell count was 15.2 ×10^9/L.",
      "C-reactive protein was 112 mg/L.",
      "The diagnosis was community-acquired pneumonia complicated by sepsis.",
      "Ceftriaxone 1 g IV every 24 hours was started.",
      "Azithromycin 500 mg IV daily was started.",
      "A 30 mL/kg bolus of lactated Ringer’s was administered.",
      "SARS-CoV-2 PCR was negative."
    ]
  },
  {
    "id": "case_2025_11_28_001",
    "medical_text": "A 62-year-old woman with hypertension and hyperlipidemia presented with 2 hours of substernal chest pressure radiating to the jaw, associated with diaphoresis and nausea. She denies prior myocardial infarction. Vitals: BP 98/60 mmHg, HR 104 bpm, RR 18, SpO2 96% on room air. ECG showed 1–2 mm ST depressions in leads V4–V6 without ST elevation. Initial high-sensitivity troponin T was 78 ng/L (lab upper reference 14). Serum creatinine was 1.4 mg/dL (baseline 1.0). She takes atorvastatin 40 mg nightly and hydrochlorothiazide 25 mg daily; no history of aspirin allergy. She received chewable aspirin 325 mg, sublingual nitroglycerin with partial pain relief, and an IV heparin infusion was started. Chest radiograph showed no cardiomegaly or pulmonary edema. Cardiology recommended early invasive evaluation with coronary angiography; risks of contrast nephropathy were discussed. IV normal saline at 75 mL/hr was ordered, and metformin was not prescribed. She is a former smoker, quit 10 years ago after 15 pack-years. She denies cocaine use.",
    "subclaims": [
      "The patient is a 62-year-old woman.",
      "The patient has hypertension.",
      "The patient has hyperlipidemia.",
      "She experienced 2 hours of chest pressure.",
      "The chest pressure was substernal.",
      "The pain radiated to the jaw.",
      "She had associated diaphoresis.",
      "She had associated nausea.",
      "The ECG showed 1–2 mm ST depressions in leads V4–V6.",
      "The ECG showed no ST elevation.",
      "Initial high-sensitivity troponin T was 78 ng/L.",
      "She received chewable aspirin 325 mg.",
      "An IV heparin infusion was started.",
      "Cardiology recommended early invasive evaluation with coronary angiography.",
      "IV normal saline at 75 mL/hr was ordered."
    ]
  },
  {
    "id": "case_dfu_0001",
    "medical_text": "A 64-year-old man with a 15-year history of type 2 diabetes (HbA1c 9.1%) presented with a 2-week, nonhealing plantar ulcer beneath the right first metatarsal head. The ulcer measured 2.0 × 1.5 cm with a depth of 0.4 cm, surrounding erythema of ~1 cm, and malodor. He reported numbness in both feet. Temperature was 38.1°C and heart rate 102 bpm. WBC was 12.4 ×10^9/L, CRP 65 mg/L, and ESR 62 mm/h. Monofilament sensation was decreased; pedal pulses were palpable with a right ABI of 0.96. Plain radiographs showed no cortical erosion or soft-tissue gas, and probe-to-bone was negative. A wound swab grew methicillin-susceptible Staphylococcus aureus and Escherichia coli; blood cultures had no growth. He received IV ampicillin–sulbactam, then was switched to oral amoxicillin–clavulanate after 48 hours due to clinical improvement. Bedside debridement was performed, and offloading with a total contact cast was initiated. A 10-day antibiotic course was planned. He smokes 10 cigarettes/day and received smoking-cessation counseling and a tetanus booster.",
    "subclaims": [
      "The patient is a 64-year-old man.",
      "He has a 15-year history of type 2 diabetes.",
      "His HbA1c is 9.1%.",
      "He has a 2-week nonhealing plantar ulcer beneath the right first metatarsal head.",
      "The ulcer measured 2.0 × 1.5 cm.",
      "His temperature was 38.1°C.",
      "The white blood cell count was 12.4 × 10^9/L.",
      "The right ankle-brachial index was 0.96.",
      "Plain radiographs showed no cortical erosion.",
      "The probe-to-bone test was negative.",
      "A wound swab grew methicillin-susceptible Staphylococcus aureus.",
      "Blood cultures had no growth.",
      "He received intravenous ampicillin–sulbactam.",
      "He was switched to oral amoxicillin–clavulanate after 48 hours.",
      "Bedside debridement was performed."
    ]
  },
  {
    "id": "ex_2025_11_28_001",
    "medical_text": "A 58-year-old man with history of type 2 diabetes (A1c 8.1% last month), hypertension, and chronic kidney disease stage 3a presents with 2 hours of substernal chest pressure radiating to the left arm, rated 7/10, with dyspnea and diaphoresis. Vitals: BP 158/92 mmHg, HR 104 bpm, SpO2 95% on room air. ECG shows 1 mm ST depressions in V4-V6 and T-wave inversions in leads II and aVF. Initial high-sensitivity troponin I is 74 ng/L (reference <14), increasing to 142 ng/L at 3 hours. Serum creatinine is 1.6 mg/dL (baseline 1.5); eGFR 48 mL/min/1.73 m2. Chest X-ray is normal. Aspirin 325 mg was chewed in the ED, and an IV heparin infusion was started. Metoprolol tartrate 25 mg was given orally. He will be admitted to telemetry with a plan for early invasive coronary angiography within 24 hours. He reports taking metformin and lisinopril at home; no drug allergies.",
    "subclaims": [
      "The patient is a 58-year-old man.",
      "He has type 2 diabetes.",
      "His hemoglobin A1c was 8.1% last month.",
      "He has hypertension.",
      "He has chronic kidney disease stage 3a.",
      "He presented with 2 hours of substernal chest pressure radiating to the left arm.",
      "His ECG showed 1 mm ST depressions in leads V4-V6.",
      "His initial high-sensitivity troponin I was 74 ng/L.",
      "His troponin increased to 142 ng/L at 3 hours.",
      "He chewed 325 mg of aspirin in the ED.",
      "An intravenous heparin infusion was started.",
      "He received metoprolol tartrate 25 mg orally.",
      "He will be admitted to telemetry.",
      "There is a plan for coronary angiography within 24 hours.",
      "He reports taking metformin at home."
    ]
  },
  {
    "id": "2025-11-28-001",
    "medical_text": "A 58-year-old man with type 2 diabetes and chronic kidney disease stage 3b presents with one week of progressive dyspnea on exertion and bilateral ankle swelling. On arrival, blood pressure is 168/92 mmHg, heart rate 96 bpm, and oxygen saturation 93% on room air. BMI is 34 kg/m^2, and he reports loud snoring. Labs show BNP 980 pg/mL, high-sensitivity troponin 7 ng/L, creatinine 2.0 mg/dL (baseline 1.8), eGFR 38 mL/min/1.73 m^2, and HbA1c 8.2%. Chest X-ray shows cardiomegaly with interstitial edema; ECG reveals sinus tachycardia without ischemic changes. He received IV furosemide 40 mg, fluid restriction to 1.5 L/day, and a low-sodium diet. Home lisinopril 10 mg daily was held for rising creatinine, and hydralazine with isosorbide dinitrate was started for afterload reduction. A transthoracic echocardiogram is planned within 24 hours. Discharge is contingent on euvolemia, stable creatinine, and a declining BNP. An outpatient sleep study is recommended.",
    "subclaims": [
      "The patient is a 58-year-old man.",
      "The patient has type 2 diabetes.",
      "The patient has chronic kidney disease stage 3b.",
      "The patient reports dyspnea on exertion.",
      "The symptom duration is one week.",
      "The patient has bilateral ankle swelling.",
      "On arrival, blood pressure was 168/92 mmHg.",
      "Oxygen saturation was 93% on room air.",
      "BMI is 34 kg/m^2.",
      "BNP is 980 pg/mL.",
      "Serum creatinine is 2.0 mg/dL.",
      "Chest X-ray shows cardiomegaly.",
      "He received IV furosemide 40 mg.",
      "Home lisinopril 10 mg daily was held.",
      "A transthoracic echocardiogram is planned within 24 hours."
    ]
  },
  {
    "id": "med_example_2025_11_28_001",
    "medical_text": "62-year-old man with type 2 diabetes and hypertension presents with progressive shortness of breath and bilateral leg swelling for 2 weeks. He takes metformin 1000 mg twice daily and lisinopril 20 mg daily; he stopped furosemide 40 mg a month ago due to cramping. Vitals: BP 162/94 mmHg, HR 108 bpm, RR 24/min, SpO2 91% on room air. Exam shows bibasilar crackles, 2+ pitting edema to the knees, and elevated JVP at 10 cm H2O. Labs: BNP 1,250 pg/mL, creatinine 1.6 mg/dL, potassium 5.4 mmol/L. Chest X-ray reveals cardiomegaly and interstitial edema. ECG shows sinus tachycardia without ischemic changes. Impression: acute decompensated heart failure, likely related to medication nonadherence. Management includes IV furosemide 60 mg, fluid and sodium restriction, and oxygen to maintain saturation above 94%. Lisinopril is held due to hyperkalemia, with plans to restart at a lower dose after potassium normalizes. Follow-up is arranged in 1 week with counseling on daily weights.",
    "subclaims": [
      "The patient is a 62-year-old man.",
      "The patient has type 2 diabetes.",
      "The patient has hypertension.",
      "The patient reported progressive shortness of breath for 2 weeks.",
      "The patient reported bilateral leg swelling for 2 weeks.",
      "BNP was 1,250 pg/mL.",
      "Potassium was 5.4 mmol/L.",
      "Chest X-ray showed cardiomegaly.",
      "Chest X-ray showed interstitial edema.",
      "The clinician's impression was acute decompensated heart failure.",
      "Medication nonadherence was suspected as a contributing factor.",
      "IV furosemide 60 mg was administered.",
      "Lisinopril was held.",
      "Hyperkalemia was the stated reason for holding lisinopril.",
      "Follow-up was scheduled in 1 week."
    ]
  },
  {
    "id": "sample_001",
    "medical_text": "A 62-year-old man with type 2 diabetes, stage 3 chronic kidney disease (baseline creatinine 1.5 mg/dL), and hypertension presented with 2 days of fever, productive cough, and right-sided pleuritic chest pain. On arrival, temperature was 38.6°C, heart rate 104 bpm, blood pressure 132/78 mmHg, respiratory rate 22/min, and oxygen saturation 90% on room air. Labs showed WBC 15.2 ×10^3/µL with neutrophil predominance, serum creatinine 1.9 mg/dL, glucose 248 mg/dL, and procalcitonin 2.1 ng/mL. Chest radiograph demonstrated a right lower lobe consolidation. Sputum Gram stain revealed gram-positive diplococci. The team diagnosed community-acquired pneumonia. Two sets of blood cultures and a pneumococcal urine antigen test were sent before antibiotics. He was started on intravenous ceftriaxone and azithromycin with renal dosing adjustments. Supplemental oxygen at 2 L/min by nasal cannula increased saturation to 95%. He was admitted to the medical ward, and repeat labs and imaging were planned within 24–48 hours. No drug allergies were reported.",
    "subclaims": [
      "The patient is a 62-year-old man.",
      "He has type 2 diabetes.",
      "He has stage 3 chronic kidney disease.",
      "He has hypertension.",
      "He had 2 days of fever before presentation.",
      "Oxygen saturation on room air was 90% on arrival.",
      "The white blood cell count was 15.2 ×10^3/µL.",
      "Serum procalcitonin was 2.1 ng/mL.",
      "Chest radiograph showed a right lower lobe consolidation.",
      "Sputum Gram stain showed gram-positive diplococci.",
      "The team diagnosed community-acquired pneumonia.",
      "Two sets of blood cultures were sent before antibiotics.",
      "A pneumococcal urine antigen test was sent before antibiotics.",
      "Intravenous ceftriaxone was started.",
      "Azithromycin was started."
    ]
  },
  {
    "id": "ex_2025_0001",
    "medical_text": "A 62-year-old man with a 12-year history of type 2 diabetes, hypertension, and hyperlipidemia reports 3 weeks of worsening exertional dyspnea and ankle edema. Vitals: BP 156/92 mmHg, HR 88 bpm, BMI 33 kg/m². Labs: HbA1c 8.4%, fasting glucose 164 mg/dL, creatinine 1.8 mg/dL, eGFR 45 mL/min/1.73 m², urine albumin-to-creatinine ratio 220 mg/g; BNP 560 pg/mL. Echocardiogram shows left ventricular ejection fraction 40% with concentric hypertrophy. ECG reveals sinus rhythm with left atrial enlargement. Chest radiograph shows mild pulmonary congestion. The clinician diagnoses heart failure with reduced ejection fraction, uncontrolled type 2 diabetes, hypertension with suboptimal control, and stage 3 chronic kidney disease with albuminuria. Outpatient medications: metformin 1000 mg twice daily, amlodipine 10 mg daily, lisinopril 10 mg daily, atorvastatin 40 mg nightly. Management: start furosemide 40 mg daily, increase lisinopril to 20 mg daily, add carvedilol 6.25 mg twice daily and empagliflozin 10 mg daily; referrals to cardiology and nephrology; low-sodium diet (<2 g/day), fluid restriction 1.5 L/day, daily weights, and follow-up in 2 weeks.",
    "subclaims": [
      "The patient is a 62-year-old man.",
      "The patient has a 12-year history of type 2 diabetes.",
      "The patient reports 3 weeks of worsening exertional dyspnea.",
      "Blood pressure is 156/92 mmHg.",
      "HbA1c is 8.4%.",
      "Estimated GFR is 45 mL/min/1.73 m².",
      "Urine albumin-to-creatinine ratio is 220 mg/g.",
      "BNP is 560 pg/mL.",
      "Echocardiogram shows left ventricular ejection fraction 40%.",
      "The clinician diagnoses heart failure with reduced ejection fraction.",
      "The clinician diagnoses stage 3 chronic kidney disease with albuminuria.",
      "Management includes starting furosemide 40 mg daily.",
      "Management includes starting empagliflozin 10 mg daily.",
      "The patient is advised to follow a low-sodium diet of less than 2 g per day.",
      "Follow-up is scheduled in 2 weeks."
    ]
  },
  {
    "id": "case_8f7c1a24",
    "medical_text": "A 62-year-old man with type 2 diabetes and CKD stage 3 presented with acute shortness of breath and pleuritic chest pain for 12 hours. He recently completed a 10-hour car trip and has no history of DVT or PE. On exam, HR 112, BP 138/82, RR 24, SpO2 89% on room air, temp 37.2°C. Lungs clear; mild right calf tenderness without swelling. D-dimer 1.8 mg/L FEU (elevated). Troponin I 0.02 ng/mL (normal). Creatinine 1.9 mg/dL (baseline 1.8). CTA chest avoided due to contrast risk; ventilation-perfusion scan showed high-probability bilateral segmental perfusion defects. Therapeutic enoxaparin started at 1 mg/kg subcutaneously every 12 hours, adjusted for renal function. The patient reports taking metformin and lisinopril; no known drug allergies. He was admitted to telemetry, oxygen via nasal cannula 2 L/min, target SpO2 >92%. Plan to transition to apixaban when stable and arrange outpatient hypercoagulability workup.",
    "subclaims": [
      "The patient is a 62-year-old man.",
      "The patient has type 2 diabetes.",
      "The patient has stage 3 chronic kidney disease.",
      "The patient had acute shortness of breath for 12 hours.",
      "The patient had pleuritic chest pain for 12 hours.",
      "The patient recently completed a 10-hour car trip.",
      "Oxygen saturation was 89% on room air.",
      "D-dimer was 1.8 mg/L FEU.",
      "Troponin I was 0.02 ng/mL.",
      "A ventilation-perfusion scan showed high-probability bilateral segmental perfusion defects.",
      "CTA chest was avoided.",
      "Therapeutic enoxaparin was initiated.",
      "The enoxaparin dose was 1 mg/kg subcutaneously every 12 hours.",
      "Oxygen was administered via nasal cannula at 2 L per minute.",
      "There was a plan to transition to apixaban when stable."
    ]
  },
  {
    "id": "case_001",
    "medical_text": "Mr. J., a 58-year-old man with type 2 diabetes diagnosed 8 years ago and hypertension, presents with intermittent exertional chest pressure for the past 2 weeks, relieved by rest and accompanied by mild dyspnea. He quit smoking 5 years ago after a 20 pack-year history and drinks 1–2 beers weekly. Family history is notable for his father’s myocardial infarction at age 54. Vitals: BP 148/92 mmHg, HR 88 bpm, BMI 32 kg/m². Labs show fasting glucose 168 mg/dL, HbA1c 8.5%, LDL 142 mg/dL, creatinine 1.3 mg/dL (eGFR 62 mL/min/1.73 m²). High-sensitivity troponin I is below the assay cutoff. ECG shows normal sinus rhythm without ST-T ischemic changes; chest radiograph is unremarkable. He reports a cough with lisinopril in the past. The plan includes aspirin 81 mg daily, atorvastatin 40 mg nightly, increasing metformin to 1000 mg twice daily, lifestyle counseling, and cardiology referral for a treadmill nuclear stress test within 1 week, with return precautions for worsening chest pain.",
    "subclaims": [
      "The patient is a 58-year-old man.",
      "The patient has type 2 diabetes diagnosed 8 years ago.",
      "The patient has hypertension.",
      "The patient reports intermittent exertional chest pressure.",
      "The chest pressure has been present for 2 weeks.",
      "The chest pressure is relieved by rest.",
      "The chest pressure is accompanied by mild dyspnea.",
      "The patient quit smoking 5 years ago.",
      "The patient has a 20 pack-year smoking history.",
      "The patient's father had a myocardial infarction at age 54.",
      "The patient's blood pressure is 148/92 mmHg.",
      "High-sensitivity troponin I is below the assay cutoff.",
      "The ECG shows normal sinus rhythm.",
      "The ECG shows no ST-T ischemic changes.",
      "The plan includes a treadmill nuclear stress test within 1 week."
    ]
  },
  {
    "id": "case_00123",
    "medical_text": "A 58-year-old man with type 2 diabetes and hypertension presented with 2 hours of substernal chest pressure and diaphoresis. On arrival, BP was 146/88 mmHg, HR 92 bpm, and SpO2 97% on room air. ECG showed 1–2 mm ST-segment depressions in leads V4–V6 without ST elevation. Initial high-sensitivity troponin I was 126 ng/L (reference <14), rising to 238 ng/L at 3 hours. Serum creatinine was 1.9 mg/dL (baseline 1.0), with estimated GFR 38 mL/min/1.73 m². Transthoracic echocardiogram showed left ventricular ejection fraction of 45% with lateral wall hypokinesis. The working diagnosis was non–ST-elevation myocardial infarction. He received aspirin 325 mg loading, then 81 mg daily, and an intravenous unfractionated heparin infusion at 12 units/kg/hr. He reports prior statin intolerance due to myalgias; ezetimibe 10 mg daily was initiated. Coronary angiography was planned within 24 hours.",
    "subclaims": [
      "The patient is a 58-year-old man.",
      "He has type 2 diabetes.",
      "He has hypertension.",
      "He experienced 2 hours of substernal chest pressure.",
      "ECG showed 1–2 mm ST-segment depressions in leads V4–V6.",
      "Initial high-sensitivity troponin I was 126 ng/L (reference <14).",
      "High-sensitivity troponin I increased to 238 ng/L at 3 hours.",
      "Serum creatinine was 1.9 mg/dL.",
      "Estimated GFR was 38 mL/min/1.73 m².",
      "Echocardiogram showed left ventricular ejection fraction of 45%.",
      "Echocardiogram showed lateral wall hypokinesis.",
      "The working diagnosis was non–ST-elevation myocardial infarction.",
      "He received an aspirin 325 mg loading dose.",
      "An intravenous unfractionated heparin infusion at 12 units/kg/hr was started.",
      "Ezetimibe 10 mg daily was initiated."
    ]
  },
  {
    "id": "ex_2025-11-28_01",
    "medical_text": "A 67-year-old woman with chronic obstructive pulmonary disease and nonvalvular atrial fibrillation on warfarin presented with two days of pleuritic right-sided chest pain and shortness of breath. On arrival, oxygen saturation was 89% on room air, heart rate 128 bpm, and blood pressure 118/72 mmHg. D-dimer was 1.8 mg/L FEU, troponin I was 0.01 ng/mL, creatinine 1.4 mg/dL (baseline 1.0), and INR 1.7. ECG showed atrial fibrillation with rapid ventricular response. CT pulmonary angiography demonstrated segmental pulmonary emboli in the right lower lobe. Bilateral lower-extremity duplex ultrasound showed no deep venous thrombosis. She was started on intravenous unfractionated heparin and supplemental oxygen via nasal cannula at 2 L/min; warfarin was held. Rate control was initiated with an intravenous diltiazem infusion. She was admitted to telemetry for monitoring. The team planned to transition to apixaban at discharge if renal function stabilized. She received counseling on bleeding risks and medication adherence.",
    "subclaims": [
      "The patient is a 67-year-old woman.",
      "The patient has chronic obstructive pulmonary disease.",
      "The patient has nonvalvular atrial fibrillation.",
      "The patient was taking warfarin before presentation.",
      "The patient had two days of pleuritic right-sided chest pain.",
      "The patient had shortness of breath before presentation.",
      "On arrival, oxygen saturation was 89% on room air.",
      "On arrival, heart rate was 128 beats per minute.",
      "INR was 1.7.",
      "CT pulmonary angiography showed segmental pulmonary emboli in the right lower lobe.",
      "Bilateral lower-extremity duplex ultrasound showed no deep venous thrombosis.",
      "The patient was started on intravenous unfractionated heparin.",
      "Warfarin was held.",
      "Rate control was initiated with an intravenous diltiazem infusion.",
      "The team planned to transition to apixaban at discharge if renal function stabilized."
    ]
  },
  {
    "id": "case_adHF_001",
    "medical_text": "A 62-year-old man with hypertension, type 2 diabetes, and chronic kidney disease stage 3 (baseline eGFR 45 mL/min/1.73 m2) presented with 3 days of worsening dyspnea on exertion and new orthopnea. On arrival, blood pressure was 168/92 mmHg, heart rate 104 bpm, and oxygen saturation 92% on room air. Physical exam noted bibasilar crackles and 2+ bilateral leg edema. BNP was 980 pg/mL; troponin I was within normal limits. Chest radiograph showed interstitial pulmonary edema. ECG revealed sinus tachycardia without ischemic changes. An echocardiogram one month earlier documented a left ventricular ejection fraction of 55%. He was diagnosed with acute decompensated heart failure with preserved ejection fraction. Initial management included intravenous furosemide 40 mg and supplemental oxygen at 2 L/min via nasal cannula. Home metformin 1,000 mg twice daily was held due to concern for lactic acidosis during acute illness. After 24 hours, urine output totaled 2.1 L, oxygen saturation improved to 96% on 2 L, and dyspnea diminished.",
    "subclaims": [
      "The patient is a 62-year-old man.",
      "The patient has hypertension.",
      "The patient has type 2 diabetes mellitus.",
      "The patient has chronic kidney disease stage 3.",
      "The patient’s baseline eGFR is 45 mL/min/1.73 m2.",
      "The patient had 3 days of worsening dyspnea on exertion.",
      "The patient reported new orthopnea.",
      "BNP was 980 pg/mL.",
      "Chest radiograph showed interstitial pulmonary edema.",
      "The ECG showed sinus tachycardia.",
      "An echocardiogram one month earlier showed a left ventricular ejection fraction of 55%.",
      "The working diagnosis was acute decompensated heart failure with preserved ejection fraction.",
      "The patient received intravenous furosemide 40 mg.",
      "Home metformin was held due to concern for lactic acidosis during acute illness.",
      "After 24 hours, urine output totaled 2.1 liters."
    ]
  },
  {
    "id": "case_hf_001",
    "medical_text": "A 62-year-old man with type 2 diabetes, hypertension, and chronic kidney disease stage 3a presented with 3 days of progressive shortness of breath and ankle swelling. On arrival, blood pressure was 162/94 mmHg, heart rate 104 bpm, and oxygen saturation 90% on room air. Lung exam revealed bibasilar crackles and 2+ pitting edema in both legs. BNP was 1,250 pg/mL and troponin-I 0.03 ng/mL. Serum creatinine was 1.8 mg/dL (baseline 1.6). Chest radiograph showed cardiomegaly and interstitial pulmonary edema. The team diagnosed acute decompensated heart failure likely due to volume overload. He received 40 mg of intravenous furosemide and supplemental oxygen via nasal cannula at 2 L/min. Lisinopril was held; metoprolol was continued. Strict intake/output and daily weights were ordered. Over six hours, urine output totaled 1.2 liters, and dyspnea improved. A transthoracic echocardiogram was scheduled for the next morning.",
    "subclaims": [
      "The patient is a 62-year-old man.",
      "He has type 2 diabetes.",
      "He has hypertension.",
      "He has chronic kidney disease stage 3a.",
      "He presented with 3 days of shortness of breath.",
      "On arrival, his blood pressure was 162/94 mmHg.",
      "His oxygen saturation was 90% on room air.",
      "Lung exam revealed bibasilar crackles.",
      "BNP was 1,250 pg/mL.",
      "Troponin-I was 0.03 ng/mL.",
      "Chest radiograph showed cardiomegaly.",
      "Chest radiograph showed interstitial pulmonary edema.",
      "Clinicians diagnosed acute decompensated heart failure.",
      "He received 40 mg of intravenous furosemide.",
      "His dyspnea improved after diuresis."
    ]
  },
  {
    "id": "ex_pe_56m_001",
    "medical_text": "A 56-year-old man with type 2 diabetes, hypertension, and stage 3a chronic kidney disease presented with pleuritic right-sided chest pain and mild dyspnea for 12 hours. Vitals: BP 156/92 mmHg, HR 104 bpm, SpO2 93% on room air, improving to 97% on 2 L nasal cannula. ECG showed sinus tachycardia without ischemic changes. High-sensitivity troponin I was 9 ng/L (lab ULN 18 ng/L). D-dimer was 1.8 mg/L FEU (elevated). CT pulmonary angiography demonstrated segmental pulmonary emboli in the right lower lobe. Bilateral lower-extremity compression ultrasonography found no deep venous thrombosis. He reported an 8-hour car ride 3 days prior. Renal function showed eGFR 48 mL/min/1.73 m² and creatinine 1.6 mg/dL. He was started on apixaban 10 mg twice daily for 7 days, then 5 mg twice daily. NSAIDs were avoided. Hematology follow-up was arranged; hypercoagulable testing was deferred given a provoked event. He received an influenza vaccination before discharge.",
    "subclaims": [
      "The patient is a 56-year-old man.",
      "He has type 2 diabetes.",
      "He has hypertension.",
      "He has stage 3a chronic kidney disease.",
      "He had pleuritic right-sided chest pain.",
      "He had mild dyspnea for 12 hours.",
      "CT pulmonary angiography showed segmental pulmonary emboli in the right lower lobe.",
      "Bilateral lower-extremity compression ultrasonography showed no deep venous thrombosis.",
      "He reported an 8-hour car ride 3 days prior.",
      "D-dimer was 1.8 mg/L FEU.",
      "ECG showed sinus tachycardia.",
      "He was started on apixaban 10 mg twice daily for 7 days.",
      "He was then to take apixaban 5 mg twice daily.",
      "Hypercoagulable testing was deferred.",
      "He received an influenza vaccination before discharge."
    ]
  },
  {
    "id": "case_2025_11_28_001",
    "medical_text": "Mr. J., a 58-year-old man with poorly controlled type 2 diabetes, presents with intermittent, non-exertional chest discomfort over the past two weeks. ECG in clinic shows no ST-segment changes, and high-sensitivity troponin I is negative on two measurements. He reports nocturia and tingling in both feet. Current medications include metformin 1000 mg twice daily; he declines insulin initiation. Vitals show blood pressure 152/92 mmHg and BMI 31 kg/m^2. Labs: hemoglobin A1c 9.2%, LDL-C 148 mg/dL, serum creatinine 1.4 mg/dL with estimated GFR 55 mL/min/1.73 m^2, and urine albumin-to-creatinine ratio 120 mg/g. He smokes one pack per day and has a paternal history of myocardial infarction at age 54. The plan includes starting a high-intensity statin, an ACE inhibitor, and an SGLT2 inhibitor, counseling on smoking cessation, referral to diabetes education, ordering a treadmill stress test, and follow-up in four weeks.",
    "subclaims": [
      "The patient is a 58-year-old man.",
      "He has poorly controlled type 2 diabetes.",
      "He has had intermittent non-exertional chest discomfort for two weeks.",
      "The clinic ECG shows no ST-segment changes.",
      "High-sensitivity troponin I is negative on two measurements.",
      "He is taking metformin 1000 mg twice daily.",
      "He declined initiation of insulin.",
      "His blood pressure in clinic is 152/92 mmHg.",
      "His hemoglobin A1c is 9.2%.",
      "His LDL cholesterol is 148 mg/dL.",
      "His estimated GFR is 55 mL/min/1.73 m^2.",
      "His urine albumin-to-creatinine ratio is 120 mg/g.",
      "He smokes one pack per day.",
      "The plan includes starting a high-intensity statin.",
      "A treadmill stress test was ordered."
    ]
  },
  {
    "id": "ex_2025_11_28_001",
    "medical_text": "A 62-year-old man with COPD and type 2 diabetes presented with a 2-day history of productive cough and worsening shortness of breath. On arrival, his oxygen saturation was 88% on room air. A chest radiograph showed a right lower lobe consolidation. He reports a rash with penicillin. He received oxygen via nasal cannula at 2 L/min and nebulized albuterol–ipratropium. Levofloxacin was started as empiric therapy. Blood cultures were obtained before antibiotics. After one hour, oxygen saturation improved to 94% on 2 L/min. He was admitted to the medical ward with a plan for repeat chest radiograph in 48 hours.",
    "subclaims": [
      "The patient is a 62-year-old man.",
      "The patient has COPD.",
      "The patient has type 2 diabetes.",
      "The patient had a 2-day history of productive cough.",
      "The patient had worsening shortness of breath.",
      "On arrival, oxygen saturation was 88% on room air.",
      "A chest radiograph showed right lower lobe consolidation.",
      "The patient reports a rash with penicillin.",
      "The patient received oxygen via nasal cannula at 2 L/min.",
      "The patient received nebulized albuterol–ipratropium.",
      "Levofloxacin was started as empiric therapy.",
      "Blood cultures were obtained before antibiotics.",
      "After one hour, oxygen saturation improved to 94% on 2 L/min.",
      "The patient was admitted to the medical ward.",
      "The plan included a repeat chest radiograph in 48 hours."
    ]
  },
  {
    "id": "case_copd_pna_001",
    "medical_text": "A 67-year-old man with moderate chronic obstructive pulmonary disease (COPD) and a 40 pack-year smoking history presented with 2 days of worsening dyspnea, productive green sputum, and fever. He uses tiotropium daily and albuterol as needed at home and does not use supplemental oxygen. On arrival, BP 152/88 mmHg, HR 104 bpm, RR 24/min, temperature 38.3°C, and oxygen saturation 86% on room air. Chest radiograph showed a right lower lobe infiltrate. White blood cell count was 14.2×10^9/L with neutrophil predominance; C-reactive protein was 96 mg/L. Arterial blood gas on room air: pH 7.36, PaCO2 50 mmHg, PaO2 56 mmHg, HCO3− 27 mmol/L. Sputum culture grew Haemophilus influenzae. He reports no penicillin allergy. Treatment included oxygen via nasal cannula at 2 L/min targeting saturation 88–92%, intravenous ceftriaxone plus azithromycin, and prednisone 40 mg daily for 5 days. He received an influenza vaccine last fall but no pneumococcal vaccine. He was discharged on hospital day 3 with pulmonary clinic follow-up in 2 weeks; six-minute walk distance improved from 180 m to 280 m.",
    "subclaims": [
      "The patient is a 67-year-old man.",
      "The patient has moderate chronic obstructive pulmonary disease.",
      "The patient has a 40 pack-year smoking history.",
      "The patient had 2 days of worsening dyspnea before presentation.",
      "The patient had productive green sputum at presentation.",
      "The patient had fever at presentation.",
      "On arrival, oxygen saturation was 86% on room air.",
      "Chest radiograph showed a right lower lobe infiltrate.",
      "Sputum culture grew Haemophilus influenzae.",
      "He received oxygen via nasal cannula at 2 L/min.",
      "Treatment included intravenous ceftriaxone.",
      "Treatment included azithromycin.",
      "Treatment included prednisone 40 mg daily.",
      "Prednisone was prescribed for 5 days.",
      "The patient was discharged on hospital day 3."
    ]
  },
  {
    "id": "case_0001_2025-11-28-01",
    "medical_text": "A 62-year-old man with type 2 diabetes and stage 3 chronic kidney disease presented with 2 days of fever and productive cough. On arrival, temperature was 38.6°C, heart rate 108 bpm, blood pressure 128/74 mmHg, and oxygen saturation 90% on room air. Chest radiograph showed right lower lobe consolidation, and he was treated as community-acquired pneumonia with intravenous ceftriaxone and azithromycin. C-reactive protein was 112 mg/L; white blood cell count was 7.8 × 10^9/L. Serum creatinine measured 1.8 mg/dL with an estimated GFR of 38 mL/min/1.73 m^2; metformin was held. He reports a penicillin allergy manifested as a rash. Influenza A/B PCR and SARS-CoV-2 antigen tests were negative. Two sets of blood cultures were obtained; results are pending. D-dimer was 0.72 mg/L FEU; with a low Wells score, CT pulmonary angiography was deferred. He has a 10 pack-year smoking history. Pneumococcal vaccination was not documented in the past 10 years. Reassessment was planned in 48 hours.",
    "subclaims": [
      "The patient is a 62-year-old man.",
      "The patient has type 2 diabetes.",
      "The patient has stage 3 chronic kidney disease.",
      "The patient presented with 2 days of productive cough.",
      "On arrival, oxygen saturation was 90% on room air.",
      "Chest radiograph showed right lower lobe consolidation.",
      "The patient was treated as community-acquired pneumonia.",
      "The patient received intravenous ceftriaxone.",
      "The patient received azithromycin.",
      "Serum creatinine was 1.8 mg/dL.",
      "Estimated GFR was 38 mL/min/1.73 m^2.",
      "Metformin was held.",
      "Influenza A/B PCR was negative.",
      "SARS-CoV-2 antigen test was negative.",
      "Two sets of blood cultures were obtained."
    ]
  },
  {
    "id": "case_7f3b9c2e",
    "medical_text": "A 62-year-old man with a history of type 2 diabetes, hypertension, and former tobacco use presented with 45 minutes of substernal chest pressure and dyspnea. On arrival, vital signs were BP 168/92 mmHg, HR 102 bpm, RR 20/min, and O2 saturation 95% on room air. ECG showed 1-2 mm ST-segment depressions in leads V4-V6 without ST elevation. High-sensitivity troponin I was 245 ng/L (reference <14). Serum creatinine was 1.8 mg/dL, increased from a baseline of 1.2 mg/dL documented last month. Chest radiograph demonstrated mild interstitial pulmonary edema. He denied fever, cough, or recent travel. The working diagnosis was non-ST-elevation myocardial infarction with acute kidney injury. He received aspirin 325 mg, a loading dose of ticagrelor 180 mg, and an intravenous unfractionated heparin infusion. A high-intensity statin was initiated. Intravenous furosemide 20 mg was given for volume overload. Coronary angiography was planned within 24 hours, with counseling about contrast-associated kidney risk. He reports a penicillin allergy causing rash. His most recent HbA1c three months prior was 8.2%.",
    "subclaims": [
      "The patient is a 62-year-old man.",
      "He has a history of type 2 diabetes.",
      "He has a history of hypertension.",
      "He had 45 minutes of substernal chest pressure before presentation.",
      "He had dyspnea at presentation.",
      "On arrival, blood pressure was 168/92 mmHg.",
      "ECG showed 1-2 mm ST-segment depressions in leads V4-V6.",
      "High-sensitivity troponin I was 245 ng/L.",
      "Serum creatinine was 1.8 mg/dL.",
      "The working diagnosis was non-ST-elevation myocardial infarction.",
      "The working diagnosis included acute kidney injury.",
      "He received aspirin 325 mg.",
      "He received a loading dose of ticagrelor 180 mg.",
      "Intravenous furosemide 20 mg was administered.",
      "Coronary angiography was planned within 24 hours."
    ]
  },
  {
    "id": "case_nstemi_aspirin_allergy_001",
    "medical_text": "A 62-year-old man with a history of type 2 diabetes and hypertension presented to the emergency department with 2 hours of substernal chest pressure and shortness of breath. On arrival, blood pressure was 168/92 mmHg, heart rate 104 bpm, oxygen saturation 93% on room air, and temperature 37.1°C. ECG showed 1–2 mm ST depressions in leads V4–V6 without ST elevation. High-sensitivity troponin I was 78 ng/L on arrival and increased to 132 ng/L at 3 hours. Serum creatinine measured 1.6 mg/dL and glucose 236 mg/dL. He reports an anaphylactic reaction to aspirin in the past. The working diagnosis was non–ST-elevation myocardial infarction. He received supplemental oxygen, a clopidogrel loading dose of 600 mg, and an unfractionated heparin infusion. Intravenous metoprolol 5 mg was administered for tachycardia. Initiation of an ACE inhibitor was deferred due to elevated creatinine. Atorvastatin 80 mg nightly was started. The plan was early invasive evaluation with coronary angiography within 24 hours.",
    "subclaims": [
      "The patient is a 62-year-old man.",
      "The patient has a history of type 2 diabetes.",
      "The patient has a history of hypertension.",
      "He presented with 2 hours of substernal chest pressure.",
      "He reported shortness of breath at presentation.",
      "On arrival, blood pressure was 168/92 mmHg.",
      "The ECG showed 1–2 mm ST depressions in leads V4–V6.",
      "The ECG did not show ST elevation.",
      "High-sensitivity troponin I was 78 ng/L on arrival.",
      "High-sensitivity troponin I was 132 ng/L at 3 hours.",
      "Serum creatinine was 1.6 mg/dL.",
      "He reports a past anaphylactic reaction to aspirin.",
      "The working diagnosis was non–ST-elevation myocardial infarction.",
      "He received a clopidogrel loading dose of 600 mg.",
      "He received an unfractionated heparin infusion."
    ]
  },
  {
    "id": "med_example_001",
    "medical_text": "A 62-year-old man with type 2 diabetes, hypertension, and stage 3 chronic kidney disease presents with three days of progressive shortness of breath and new orthopnea. On arrival, blood pressure is 168/92 mmHg and oxygen saturation is 92% on room air. Exam reveals bilateral basilar crackles and 2+ lower-extremity edema. Labs show BNP 980 pg/mL, creatinine 1.9 mg/dL (prior 1.6 mg/dL), and potassium 5.3 mEq/L. Chest radiograph demonstrates cardiomegaly with interstitial pulmonary edema; ECG shows sinus tachycardia. The working diagnosis is acute decompensated heart failure with volume overload. Initial management includes intravenous furosemide 40 mg, fluid restriction to 1.5 L/day, and oxygen via nasal cannula at 2 L/min. His ACE inhibitor is held due to hyperkalemia. Transthoracic echocardiography is planned. Within six hours, urine output totals 1.2 L and oxygen saturation improves to 96% on 2 L. He is counseled on sodium restriction and scheduled for heart failure clinic follow-up within one week.",
    "subclaims": [
      "The patient is a 62-year-old man.",
      "The patient has type 2 diabetes.",
      "The patient has hypertension.",
      "The patient has stage 3 chronic kidney disease.",
      "The patient reports three days of progressive shortness of breath.",
      "The patient reports new orthopnea.",
      "On arrival, blood pressure was 168/92 mmHg.",
      "On arrival, oxygen saturation was 92% on room air.",
      "BNP was 980 pg/mL.",
      "Chest radiograph demonstrated interstitial pulmonary edema.",
      "The working diagnosis was acute decompensated heart failure with volume overload.",
      "The patient received intravenous furosemide 40 mg.",
      "Fluid restriction to 1.5 liters per day was ordered.",
      "The ACE inhibitor was held due to hyperkalemia.",
      "Oxygen was administered via nasal cannula at 2 L/min."
    ]
  },
  {
    "id": "ex-2025-11-28-001",
    "medical_text": "Mr. R., a 62-year-old man with type 2 diabetes, hypertension, and stage 3a chronic kidney disease (baseline creatinine 1.6 mg/dL), presented with 3 days of fever (maximum 38.6°C), productive cough with yellow sputum, and dyspnea. On arrival, temperature was 38.4°C, heart rate 102/min, blood pressure 128/74 mmHg, respiratory rate 22/min, and oxygen saturation 91% on room air. Chest exam revealed crackles at the right base. Chest radiograph showed a right lower lobe consolidation. Laboratory tests showed WBC 14.2 ×10^9/L with 85% neutrophils, CRP 110 mg/L, procalcitonin 0.54 ng/mL, and creatinine 1.8 mg/dL. HbA1c one month prior was 8.2%. Sputum Gram stain demonstrated gram-positive diplococci; blood cultures were obtained before antibiotics and were pending. Community-acquired pneumonia was diagnosed. Ceftriaxone 1 g IV daily and azithromycin 500 mg IV daily were started, and oxygen was given via nasal cannula at 2 L/min. Metformin was held on admission; lisinopril 20 mg daily was continued. After 24 hours, oxygen saturation improved to 95% on 2 L/min.",
    "subclaims": [
      "The patient is a 62-year-old man.",
      "The patient has type 2 diabetes.",
      "The patient has hypertension.",
      "The patient has stage 3a chronic kidney disease.",
      "The patient had fever for 3 days.",
      "The patient had a productive cough with yellow sputum.",
      "The patient had dyspnea.",
      "Chest radiograph showed a right lower lobe consolidation.",
      "Sputum Gram stain showed gram-positive diplococci.",
      "Community-acquired pneumonia was diagnosed.",
      "Ceftriaxone 1 g IV daily was started.",
      "Azithromycin 500 mg IV daily was started.",
      "Oxygen was given via nasal cannula at 2 L/min.",
      "After 24 hours, oxygen saturation improved to 95% on 2 L/min."
    ]
  },
  {
    "id": "case_nstemi_001",
    "medical_text": "A 58-year-old man with type 2 diabetes and hypertension presented with substernal chest pressure for 2 hours. ECG showed 1–2 mm horizontal ST depressions in leads V4–V6, and high-sensitivity troponin I was 220 ng/L. He was diagnosed with non–ST-elevation myocardial infarction. Serum creatinine was 1.9 mg/dL. Management included an aspirin 325 mg loading dose, initiation of unfractionated heparin infusion, and atorvastatin 80 mg nightly. A beta-blocker was deferred. Cardiology recommended early invasive coronary angiography after intravenous hydration. He had no known drug allergies.",
    "subclaims": [
      "The patient is a 58-year-old man.",
      "The patient has type 2 diabetes.",
      "The patient has hypertension.",
      "He had substernal chest pressure for 2 hours.",
      "The ECG showed 1–2 mm horizontal ST depressions in leads V4–V6.",
      "The high-sensitivity troponin I level was 220 ng/L.",
      "He was diagnosed with non–ST-elevation myocardial infarction.",
      "The serum creatinine level was 1.9 mg/dL.",
      "He received an aspirin 325 mg loading dose.",
      "An unfractionated heparin infusion was initiated.",
      "Atorvastatin 80 mg nightly was started.",
      "A beta-blocker was deferred.",
      "Cardiology recommended early invasive coronary angiography after intravenous hydration.",
      "He had no known drug allergies."
    ]
  },
  {
    "id": "case_001_NSTEACS_aspirin_allergy",
    "medical_text": "A 58-year-old man with type 2 diabetes mellitus and hypertension presented with exertional chest pressure radiating to the left arm, lasting about 30 minutes before arrival. On evaluation, blood pressure was elevated, and the initial ECG showed 1 mm horizontal ST depression in leads V4–V6. Initial high-sensitivity troponin I was 0.23 ng/mL (reference <0.04 ng/mL). He reports a documented aspirin allergy with prior angioedema. He was treated with a clopidogrel 300 mg loading dose, an unfractionated heparin infusion, and intravenous nitroglycerin. His chest pain improved within 30 minutes of starting therapy. A TIMI risk score of 4 was recorded, and the plan was for early invasive coronary angiography within 24 hours. At 6 hours, repeat troponin I rose to 0.31 ng/mL. A chest radiograph was interpreted as normal.",
    "subclaims": [
      "The patient is a 58-year-old man.",
      "He has type 2 diabetes mellitus.",
      "He has hypertension.",
      "He presented with exertional chest pressure radiating to the left arm lasting about 30 minutes.",
      "The initial ECG showed 1 mm horizontal ST depression in leads V4–V6.",
      "The initial high-sensitivity troponin I was 0.23 ng/mL.",
      "The reference range for troponin I was stated as <0.04 ng/mL.",
      "He has a documented aspirin allergy.",
      "His aspirin allergy was associated with prior angioedema.",
      "He received a clopidogrel 300 mg loading dose.",
      "He was started on an unfractionated heparin infusion.",
      "Intravenous nitroglycerin was initiated.",
      "His chest pain improved within 30 minutes of starting therapy.",
      "A TIMI risk score of 4 was recorded.",
      "The plan was for early invasive coronary angiography within 24 hours.",
      "A repeat troponin I at 6 hours was 0.31 ng/mL.",
      "A chest radiograph was interpreted as normal."
    ]
  },
  {
    "id": "ex_pna_58m_001",
    "medical_text": "A 58-year-old man with type 2 diabetes mellitus and long-standing hypertension presented to the emergency department with a 3-day history of fever, productive cough, and pleuritic right-sided chest pain. On arrival, his temperature was 38.6°C, heart rate 108 bpm, blood pressure 132/78 mmHg, respiratory rate 24/min, and oxygen saturation 90% on room air. Lung examination revealed crackles over the right lower field. Laboratory testing showed WBC 15.2 × 10^9/L with neutrophil predominance, C-reactive protein 112 mg/L, serum creatinine 1.1 mg/dL, and random glucose 236 mg/dL. Chest radiograph demonstrated right lower-lobe consolidation. Nasopharyngeal PCR assays were negative for influenza A/B and SARS-CoV-2. Blood cultures were drawn prior to antibiotic administration; sputum culture was sent and is pending. He was treated as community-acquired pneumonia with IV ceftriaxone plus azithromycin. Supplemental oxygen via nasal cannula at 2 L/min improved his saturation to 95%. The plan included switching to oral therapy after clinical improvement and obtaining a repeat chest X-ray in 6 weeks.",
    "subclaims": [
      "The patient is a 58-year-old man.",
      "The patient has type 2 diabetes mellitus.",
      "He reported a 3-day history of fever.",
      "He reported a productive cough.",
      "He reported pleuritic right-sided chest pain.",
      "On arrival, oxygen saturation was 90% on room air.",
      "Lung examination revealed crackles over the right lower field.",
      "Chest radiograph showed right lower-lobe consolidation.",
      "Nasopharyngeal PCR was negative for influenza A/B.",
      "Nasopharyngeal PCR was negative for SARS-CoV-2.",
      "Blood cultures were drawn prior to antibiotic administration.",
      "He was treated as community-acquired pneumonia.",
      "He received IV ceftriaxone.",
      "He received azithromycin.",
      "Supplemental oxygen at 2 L/min improved his oxygen saturation to 95%.",
      "The plan included obtaining a repeat chest X-ray in 6 weeks."
    ]
  },
  {
    "id": "HF_67F_0001",
    "medical_text": "A 67-year-old woman with hypertension, atrial fibrillation on apixaban 5 mg twice daily, and heart failure with reduced ejection fraction (EF 35%) presented with one week of worsening shortness of breath, orthopnea, and a 3 kg weight gain. On arrival, vital signs included SpO2 90% on room air and an irregularly irregular pulse. Exam revealed bibasilar crackles and 2+ pitting edema. Chest radiograph showed pulmonary vascular congestion and small bilateral pleural effusions. Labs demonstrated BNP 1450 pg/mL, creatinine 1.9 mg/dL (baseline 1.3 mg/dL), sodium 130 mEq/L, and a normal troponin. She was treated with intravenous furosemide 80 mg and oxygen via nasal cannula at 2 L/min; apixaban was continued. Over the next six hours, oxygen saturation improved to 95% and urine output totaled 1.6 liters. The care plan included salt restriction, daily weights, and consideration of uptitrating guideline-directed heart failure therapy after renal function stabilizes.",
    "subclaims": [
      "The patient is a 67-year-old woman.",
      "She has atrial fibrillation.",
      "She takes apixaban 5 mg twice daily.",
      "She has heart failure with reduced ejection fraction.",
      "Her ejection fraction is 35%.",
      "She reports one week of worsening shortness of breath.",
      "She gained 3 kg over one week.",
      "On arrival, oxygen saturation was 90% on room air.",
      "Chest radiograph showed pulmonary vascular congestion.",
      "BNP was 1450 pg/mL.",
      "Serum creatinine was 1.9 mg/dL.",
      "She received 80 mg of intravenous furosemide.",
      "She received oxygen via nasal cannula at 2 L/min.",
      "After treatment, oxygen saturation improved to 95% over six hours.",
      "Urine output over six hours was 1.6 liters."
    ]
  },
  {
    "id": "case_2025_11_28_001",
    "medical_text": "A 58-year-old man with hypertension and type 2 diabetes presented to the ED with 2 hours of substernal chest pressure and dyspnea. He has a 20-pack-year smoking history and reports no prior coronary disease. On arrival, BP 168/92 mm Hg, HR 104 bpm, SpO2 95% on room air. ECG showed 1-mm ST depressions in leads V4-V6. Initial high-sensitivity troponin I was 85 ng/L (upper reference 14). Pain improved with sublingual nitroglycerin. He was started on aspirin, IV heparin, metoprolol, and high-intensity atorvastatin; no contraindications to beta-blockers were noted. Creatinine was 1.6 mg/dL (baseline 1.2). LDL cholesterol was 142 mg/dL; HbA1c 8.1%. Echocardiogram showed LVEF 45% without wall-motion aneurysm. Coronary angiography revealed 80% proximal LAD stenosis, treated with a drug-eluting stent. He is allergic to penicillin. The patient was discharged on dual antiplatelet therapy for 12 months and referred to cardiac rehabilitation. At discharge, he had no signs of decompensated heart failure.",
    "subclaims": [
      "The patient is a 58-year-old man.",
      "The patient has hypertension.",
      "The patient has type 2 diabetes.",
      "He presented with 2 hours of substernal chest pressure.",
      "He presented with dyspnea.",
      "ECG showed 1-mm ST depressions in leads V4–V6.",
      "Initial high-sensitivity troponin I was 85 ng/L.",
      "The upper reference limit for troponin I was 14 ng/L.",
      "He was started on aspirin.",
      "He was started on intravenous heparin.",
      "He was started on metoprolol.",
      "He was started on high-intensity atorvastatin.",
      "Coronary angiography revealed 80% proximal LAD stenosis.",
      "The LAD lesion was treated with a drug-eluting stent.",
      "The patient was discharged on dual antiplatelet therapy for 12 months."
    ]
  },
  {
    "id": "ex_2025_001",
    "medical_text": "A 62-year-old man with type 2 diabetes, hypertension, and stage 3 chronic kidney disease presented with three days of fever, productive cough with green sputum, and pleuritic right-sided chest pain. Home medications included metformin and lisinopril; he reported a penicillin allergy. On arrival, temperature was 38.6°C, blood pressure 98/62 mmHg, heart rate 112 bpm, respiratory rate 24/min, and oxygen saturation 90% on room air. Pulmonary exam revealed crackles over the right lower lobe. Labs showed WBC 15.2 ×10^3/µL with neutrophilia, creatinine 1.9 mg/dL (baseline 1.3 mg/dL), and lactate 2.4 mmol/L. Chest radiograph demonstrated right lower lobe consolidation. He was diagnosed with community-acquired pneumonia with sepsis. Management included 2 liters of intravenous normal saline and supplemental oxygen at 2 L/min via nasal cannula, increasing SpO2 to 95%. Blood cultures were drawn before antibiotics. Ceftriaxone plus azithromycin were initiated; penicillins were avoided due to allergy. High-dose IV contrast CT was avoided given CKD. He was admitted to a step-down unit. The team planned frequent glucose checks and held metformin due to AKI risk.",
    "subclaims": [
      "The patient is a 62-year-old man.",
      "The patient has stage 3 chronic kidney disease.",
      "The patient reported a penicillin allergy.",
      "Temperature on arrival was 38.6°C.",
      "Oxygen saturation on room air was 90%.",
      "Chest radiograph showed right lower lobe consolidation.",
      "The patient was diagnosed with community-acquired pneumonia.",
      "The patient was diagnosed with sepsis.",
      "Two liters of intravenous normal saline were administered.",
      "Supplemental oxygen at 2 L/min via nasal cannula was given.",
      "Oxygen saturation increased to 95% after oxygen.",
      "Blood cultures were drawn before antibiotics.",
      "Ceftriaxone was initiated.",
      "Azithromycin was initiated.",
      "High-dose IV contrast CT was avoided due to chronic kidney disease."
    ]
  },
  {
    "id": "case_AF_DVT_001",
    "medical_text": "A 63-year-old woman with a history of atrial fibrillation, maintained on chronic warfarin therapy, presents with new right leg swelling that began 24 hours ago. She specifically denies chest pain or any shortness of breath. Her INR on arrival is 1.6. A venous Doppler ultrasound of the right lower extremity confirms an acute thrombus in the popliteal vein. Warfarin is continued, and therapeutic enoxaparin is initiated as a bridge. She receives counseling on leg elevation and walking as tolerated. Renal function is reported as normal. The plan includes rechecking the INR in 2 days and transitioning to warfarin monotherapy once the INR is therapeutic.",
    "subclaims": [
      "The patient is a 63-year-old woman.",
      "She has a history of atrial fibrillation.",
      "She is on chronic warfarin therapy.",
      "She presents with new right leg swelling.",
      "The leg swelling began 24 hours ago.",
      "She denies chest pain.",
      "She denies shortness of breath.",
      "Her INR on arrival is 1.6.",
      "Venous Doppler ultrasound confirms an acute popliteal vein thrombus in the right leg.",
      "Warfarin is continued.",
      "Therapeutic enoxaparin is initiated as a bridge.",
      "She is counseled on leg elevation.",
      "She is counseled on walking as tolerated.",
      "Renal function is normal.",
      "The plan includes rechecking the INR in 2 days.",
      "The plan includes transitioning to warfarin monotherapy once the INR is therapeutic."
    ]
  },
  {
    "id": "ex-2025-11-28-001",
    "medical_text": "A 58-year-old man with type 2 diabetes and hypertension presented with a 3-day history of fever to 38.7°C, productive cough, and pleuritic chest pain. On arrival, vital signs were heart rate 112 bpm, blood pressure 98/62 mmHg, respiratory rate 24/min, and oxygen saturation 91% on room air. Labs showed WBC 15.4 ×10^9/L with 86% neutrophils, CRP 162 mg/L, and creatinine 1.8 mg/dL; his baseline creatinine was 1.1 mg/dL in prior records. Chest radiograph demonstrated right lower lobe consolidation. Sputum Gram stain revealed gram-positive diplococci, and a rapid influenza antigen test was negative. The team diagnosed community-acquired pneumonia with sepsis and acute kidney injury. Management included IV ceftriaxone and azithromycin, 2 liters of lactated Ringer’s, and oxygen via nasal cannula at 3 L/min. Blood cultures were obtained before antibiotics. He reports a penicillin allergy causing rash. Code status is full code. He lives alone and denies recent hospitalization.",
    "subclaims": [
      "The patient is a 58-year-old man.",
      "The patient has type 2 diabetes.",
      "The patient has hypertension.",
      "The patient had fever to 38.7°C for 3 days.",
      "On arrival, oxygen saturation was 91% on room air.",
      "The white blood cell count was 15.4 ×10^9/L.",
      "Serum creatinine was 1.8 mg/dL.",
      "Chest radiograph showed right lower lobe consolidation.",
      "Sputum Gram stain showed gram-positive diplococci.",
      "A rapid influenza antigen test was negative.",
      "The team diagnosed community-acquired pneumonia.",
      "The team diagnosed sepsis.",
      "The team diagnosed acute kidney injury.",
      "The patient received intravenous ceftriaxone.",
      "Blood cultures were obtained before antibiotics."
    ]
  }
]