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Answer the following medical question with one of the provided options: | Q:A 42-year-old woman comes to the physician because of progressive weakness. She has noticed increasing difficulty performing household chores and walking her dog over the past month. Sometimes she feels too fatigued to cook dinner. She has noticed that she feels better after sleeping. She does not have chest pain, sh... | A: Inhibition of acetylcholinesterase |
Answer the following medical question with one of the provided options: | Q:An investigator is studying cardiomyocytes in both normal and genetically modified mice. Both the normal and genetically modified mice are observed after aerobic exercise and their heart rates are recorded and compared. After a 10-minute session on a treadmill, the average pulse measured in the normal mice is 680/min... | E: Greater T-tubule density |
Answer the following medical question with one of the provided options: | Q:A 54-year-old man presents to his primary care physician with a 2-month-history of diarrhea. He says that he feels the urge to defecate 3-4 times per day and that his stools have changed in character since the diarrhea began. Specifically, they now float, stick to the side of the toilet bowl, and smell extremely foul... | C: Colipase |
Answer the following medical question with one of the provided options: | Q:A 50-year-old woman comes to the physician because of worsening pain and swelling of her left knee. For the past year, she has had pain in her knees and hands bilaterally, but never this severe. During this period, she has also had difficulties moving around for about an hour in the mornings and has been sweating mor... | E: Joint space narrowing and bone erosions |
Answer the following medical question with one of the provided options: | Q:A 35-year-old woman, gravida 2, para 1, at 16 weeks' gestation comes to the office for a prenatal visit. She reports increased urinary frequency but otherwise feels well. Pregnancy and delivery of her first child were uncomplicated. Her vital signs are within normal limits. Pelvic examination shows a uterus consisten... | E: Increased glomerular filtration rate |
Answer the following medical question with one of the provided options: | Q:A 10-month-old boy is referred to the hospital because of suspected severe pneumonia. During the first month of his life, he had developed upper airway infections, bronchitis, and diarrhea. He has received all the immunizations according to his age. He failed to thrive since the age of 3 months. A month ago, he had a... | A: Absent respiratory burst |
Answer the following medical question with one of the provided options: | Q:A 74-year-old man presents to the physician with a painful lesion over his right lower limb which began 2 days ago. He says that the lesion began with pain and severe tenderness in the area. The next day, the size of the lesion increased and it became erythematous. He also mentions that a similar lesion had appeared ... | E: Adenocarcinoma of pancreas |
Answer the following medical question with one of the provided options: | Q:A 53-year-old man is being evaluated for a 3-week history of fatigue, difficulty to concentrate, dyspnea with exertion, dizziness, and digital pain that improves with cold. He has smoked half a pack of cigarettes a day since he was 20. His current medical history involves hypertension. He takes enalapril daily. The v... | B: Essential thrombocythemia |
Answer the following medical question with one of the provided options: | Q:A 50-year-old Caucasian man presents for a routine checkup. He does not have any current complaint. He is healthy and takes no medications. He has smoked 10–15 cigarettes per day for the past 10 years. His family history is negative for gastrointestinal disorders. Which of the following screening tests is recommended... | E: Colonoscopy for colorectal cancer |
Answer the following medical question with one of the provided options: | Q:A 76-year-old man comes to the physician for a follow-up examination. One week ago, he was prescribed azithromycin for acute bacterial sinusitis. He has a history of atrial fibrillation treated with warfarin and metoprolol. Physical examination shows no abnormalities. Compared to one month ago, laboratory studies sho... | A: Depletion of intestinal flora |
Answer the following medical question with one of the provided options: | Q:A 2-week-old male newborn is brought to the physician because his mother has noticed her son has occasional bouts of ""turning blue in the face"" while crying. He also tires easily and sweats while feeding. He weighed 2150 g (4 lb 11 oz) at birth and has gained 200 g (7 oz). The baby appears mildly cyanotic. Examinat... | A: Right ventricular outflow obstruction |
Answer the following medical question with one of the provided options: | Q:A 19-year-old man presents to an orthopedic surgeon to discuss repair of his torn anterior cruciate ligament. He suffered the injury during a college basketball game 1 week ago and has been using a knee immobilizer since the accident. His past medical history is significant for an emergency appendectomy when he was 1... | C: He has the right to revoke his consent at any time |
Answer the following medical question with one of the provided options: | Q:A 55-year-old male presents with complaints of intermittent facial flushing. He also reports feeling itchy after showering. On review of systems, the patient says he has been having new onset headaches recently. On physical exam, his vital signs, including O2 saturation, are normal. He has an abnormal abdominal mass ... | C: Tyrosine kinase mutation |
Answer the following medical question with one of the provided options: | Q:A 42-year-old Caucasian male presents to your office with hematuria and right flank pain. He has no history of renal dialysis but has a history of recurrent urinary tract infections. You order an intravenous pyelogram, which reveals multiple cysts of the collecting ducts in the medulla. What is the most likely diagno... | D: Medullary sponge kidney |
Answer the following medical question with one of the provided options: | Q:A 28-year-old woman presents with severe vertigo. She also reports multiple episodes of vomiting and difficulty walking. The vertigo is continuous, not related to the position, and not associated with tinnitus or hearing disturbances. She has a past history of acute vision loss in her right eye that resolved spontane... | D: High-doses of corticosteroids |
Answer the following medical question with one of the provided options: | Q:A 19-year-old man is brought to the emergency department by the resident assistant of his dormitory for strange behavior. He was found locked out of his room, where the patient admitted to attending a fraternity party before becoming paranoid that the resident assistant would report him to the police. The patient app... | E: Impaired reaction time |
Answer the following medical question with one of the provided options: | Q:A 23-year-old primigravid woman comes to the physician at 36 weeks' gestation for her first prenatal visit. She confirmed the pregnancy with a home urine pregnancy kit a few months ago but has not yet followed up with a physician. She takes no medications. Vital signs are within normal limits. Pelvic examination show... | B: Start cART and schedule cesarean delivery at 38 weeks' gestation |
Answer the following medical question with one of the provided options: | Q:A 54-year-old woman comes to the emergency department because of drooping on the left side of her face since that morning. She also reports difficulty closing her eyes and chewing. During the neurologic examination, the physician asks the patient to open her jaw against resistance. Which of the following muscles is m... | A: Lateral pterygoid |
Answer the following medical question with one of the provided options: | Q:A 45-year-old female with a history of gastroesophageal reflux disease presents to her family physician with symptoms of epigastric pain right after a meal. The physician performs a urea breath test which is positive and the patient is started on appropriate medical therapy. Three days later at a restaurant, she expe... | D: Forms toxic metabolites that damage bacterial DNA |
Answer the following medical question with one of the provided options: | Q:A 53-year-old woman presents to your office with several months of fatigue and abdominal pain. The pain is dull in character and unrelated to meals. She has a history of type 2 diabetes mellitus and rheumatic arthritis for which she is taking ibuprofen, methotrexate, and metformin. She has 2-3 drinks on the weekends ... | B: Fatty infiltration of hepatocytes |
Answer the following medical question with one of the provided options: | Q:A 24-year-old man presents with low-grade fever and shortness of breath for the last 3 weeks. Past medical history is significant for severe mitral regurgitation status post mitral valve replacement five years ago. His temperature is 38.3°C (101.0°F) and respiratory rate is 18/min. Physical examination reveals vertic... | E: Novobiocin sensitive |
Answer the following medical question with one of the provided options: | Q:A 23-year-old woman with asthma is brought to the emergency department because of shortness of breath and wheezing for 20 minutes. She is unable to speak more than a few words at a time. Her pulse is 116/min and respirations are 28/min. Pulse oximetry on room air shows an oxygen saturation of 92%. Examination of the ... | C: Hypokalemia |
Answer the following medical question with one of the provided options: | Q:A 59-year-old man comes to the physician because of a 4-month history of a pruritic rash. His symptoms have not improved despite treatment with over-the-counter creams. During this period, he has also had a 6-kg (13.5-lb) weight loss. Examination shows a scaly rash over his chest, back, and thighs. A photograph of th... | A: T cells |
Answer the following medical question with one of the provided options: | Q:A 6-year-old boy is brought in by his mother to his pediatrician for headache and nausea. His headaches began approximately 3 weeks ago and occur in the morning. Throughout the 3 weeks, his nausea has progressively worsened, and he had 2 episodes of emesis 1 day ago. On physical exam, cranial nerves are grossly intac... | C: Medulloblastoma |
Answer the following medical question with one of the provided options: | Q:A simple experiment is performed to measure the breakdown of sucrose into glucose and fructose by a gut enzyme that catalyzes this reaction. A glucose meter is used to follow the breakdown of sucrose into glucose. When no enzyme is added to the sucrose solution, the glucose meter will have a reading of 0 mg/dL; but w... | D: Acarbose |
Answer the following medical question with one of the provided options: | Q:Three days into hospitalization for a fractured distal femur, a 33-year-old man develops dyspnea and confusion. He has no history of a serious illness. He is unable to answer any questions or follow any commands. His blood pressure is 145/90 mm Hg, the pulse is 120/min, the respiratory rate is 36/min, and the tempera... | B: Fat embolism |
Answer the following medical question with one of the provided options: | Q:A 32-year-old woman comes to the emergency department for a 2-week history of right upper quadrant abdominal pain. She has also been feeling tired and nauseous for the past 5 weeks. She has a history of depression and suicidal ideation. She is a social worker for an international charity foundation. She used intraven... | B: Supportive therapy |
Answer the following medical question with one of the provided options: | Q:A 57-year-old man comes to the physician because of sudden-onset fever, malaise, and pain and swelling of his wrists and ankles that began a week ago. One month ago, he was started on hydralazine for adjunctive treatment of hypertension. His temperature is 37.8°C (100°F). Examination shows swelling, tenderness, warmt... | D: Anti-histone |
Answer the following medical question with one of the provided options: | Q:A 64-year-old man who recently immigrated to the United States from Haiti comes to the physician because of a 3-week history of progressively worsening exertional dyspnea and fatigue. For the past few days, he has also had difficulty lying flat due to trouble breathing. Over the past year, he has had intermittent fev... | D: Jugular venous distention on inspiration |
Answer the following medical question with one of the provided options: | Q:A 55-year-old man with a past medical history of obesity and hyperlipidemia suddenly develops left-sided chest pain and shortness of breath while at work. He relays to coworkers that the pain is intense and has spread to his upper left arm over the past 10 minutes. He reports it feels a lot like the “heart attack” he... | E: Ventricular tachycardia |
Answer the following medical question with one of the provided options: | Q:A previously healthy 13-year-old girl is brought to the physician for evaluation of a 2-month history of fatigue. She reports recurrent episodes of pain in her right wrist and left knee. During this period, she has had a 4-kg (8.8-lb) weight loss. Her mother has rheumatoid arthritis. Her temperature is 38°C (100.4°F)... | B: Anti-dsDNA antibodies |
Answer the following medical question with one of the provided options: | Q:A 23-year-old man comes to the emergency department because of palpitations, dizziness, and substernal chest pain for three hours. The day prior, he was at a friend’s wedding, where he consumed seven glasses of wine. The patient appears diaphoretic. His pulse is 220/min and blood pressure is 120/84 mm Hg. Based on th... | A: Slurred upstroke of the QRS complex |
Answer the following medical question with one of the provided options: | Q:A typically healthy 27-year-old woman presents to the physician because of a 3-week history of fatigue, headache, and dry cough. She does not smoke or use illicit drugs. Her temperature is 37.8°C (100.0°F). Chest examination shows mild inspiratory crackles in both lung fields. An X-ray of the chest shows diffuse inte... | E: Oral azithromycin |
Answer the following medical question with one of the provided options: | Q:A 59-year-old Caucasian man with a history of hypertension and emphysema is brought to the hospital because of progressive lethargy and confusion. The patient has been experiencing poor appetite for the past 3 months and has unintentionally lost 9 kg (19.8 lb). He was a smoker for 35 years and smoked 1 pack daily, bu... | D: 3% saline at 35 mL/h |
Answer the following medical question with one of the provided options: | Q:A 30-year-old male presents with a testicular mass of unknown duration. The patient states he first noticed something unusual with his right testicle two weeks ago, but states he did not think it was urgent because it was not painful and believed it would resolve on its own. It has not changed since he first noticed ... | B: Testicular ultrasound |
Answer the following medical question with one of the provided options: | Q:A 1-year-old boy is brought to the emergency department after his mother witnessed him swallow a nickel-sized battery a few hours ago. She denies any episodes of vomiting or hematemesis. The vital signs include: temperature 37.0°C (98.6°F), blood pressure 95/45 mm Hg, pulse 140/min, respiratory rate 15/min, and oxyge... | E: Immediate endoscopic removal |
Answer the following medical question with one of the provided options: | Q:A 28-year-old soldier is brought back to a military treatment facility 45 minutes after sustaining injuries in a building fire from a mortar attack. He was trapped inside the building for around 20 minutes. On arrival, he is confused and appears uncomfortable. He has a Glasgow Coma Score of 13. His pulse is 113/min, ... | C: Intubation and mechanical ventilation |
Answer the following medical question with one of the provided options: | Q:A 49-year-old woman presents to her primary care physician for a routine health maintenance examination. She says that she is currently feeling well and has not noticed any acute changes in her health. She exercises 3 times a week and has tried to increase the amount of fruits and vegetables in her diet. She has smok... | E: Statin therapy |
Answer the following medical question with one of the provided options: | Q:A 24-year-old woman with a past medical history of anorexia nervosa presents to the clinic due to heavy menses, bleeding gums, and easy bruisability. She says she is trying to lose weight by restricting her food intake. She has taken multiple courses of antibiotics for recurrent sinusitis over the past month. No othe... | A: Vitamin K deficiency |
Answer the following medical question with one of the provided options: | Q:A 65-year-old obese female presents to the emergency room complaining of severe abdominal pain. She reports pain localized to the epigastrium that radiates to the right scapula. The pain occurred suddenly after a fast food meal with her grandchildren. Her temperature is 100.9°F (38.2°C), blood pressure is 140/85 mmHg... | C: Cystic duct |
Answer the following medical question with one of the provided options: | Q:A 27-year-old Asian woman presents to her primary care physician with joint pain and a headache. She has had intermittent joint and muscle pain for the past several months in the setting of a chronic headache. She states that the pain seems to migrate from joint to joint, and her muscles typically ache making it hard... | C: Prednisone |
Answer the following medical question with one of the provided options: | Q:Your colleague has been reading the literature on beta-carotene supplementation and the risk of heart disease. She thinks they may share a clinically relevant association and would like to submit an editorial to a top journal. Upon final literature review, she discovers a newly published study that refutes any associ... | D: Meta-analysis |
Answer the following medical question with one of the provided options: | Q:A 15-year-old girl comes to the physician with her father for evaluation of short stature. She feels well overall but is concerned because all of her friends are taller than her. Her birth weight was normal. Menarche has not yet occurred. Her father says he also had short stature and late puberty. The girl is at the ... | C: Normal normal normal normal |
Answer the following medical question with one of the provided options: | Q:In which of the following pathological states would the oxygen content of the trachea resemble the oxygen content in the affected alveoli?? {'A': 'Emphysema', 'B': 'Pulmonary fibrosis', 'C': 'Pulmonary embolism', 'D': 'Foreign body obstruction distal to the trachea', 'E': 'Exercise'}, | C: Pulmonary embolism |
Answer the following medical question with one of the provided options: | Q:A previously healthy 32-year-old man comes to the physician because of a 1-week history of upper back pain, dyspnea, and a sensation of pressure in his chest. He has had no shortness of breath, palpitations, fevers, or chills. He emigrated from Ecuador when he was 5 years old. He does not smoke or drink alcohol. He t... | B: Cystic medial necrosis |
Answer the following medical question with one of the provided options: | Q:A 26-year-old woman presents to the emergency department with fever, chills, lower quadrant abdominal pain, and urinary frequency for the past week. Her vital signs include temperature 38.9°C (102.0°F), pulse 110/min, respirations 16/min, and blood pressure 122/78 mm Hg. Physical examination is unremarkable. Urinalys... | C: Gram-negative rod-shaped bacilli |
Answer the following medical question with one of the provided options: | Q:A 30-year-old man comes to the emergency department because of the sudden onset of back pain beginning 2 hours ago. Beginning yesterday, he noticed that his eyes started appearing yellowish and his urine was darker than normal. Two months ago, he returned from a trip to Greece, where he lived before immigrating to th... | B: Absence of reduced glutathione |
Answer the following medical question with one of the provided options: | Q:A 69-year-old Caucasian man presents for a routine health maintenance examination. He feels well. He has no significant past medical history. He takes aspirin for the occasional headaches that he has had for over several years. He exercises every day and does not smoke. His father was diagnosed with a hematologic mal... | D: Chronic lymphocytic leukemia |
Answer the following medical question with one of the provided options: | Q:A 62-year-old woman is referred to a tertiary care hospital with a history of diplopia and fatigue for the past 3 months. She has also noticed difficulty in climbing the stairs and combing her hair. She confirms a history of 2.3 kg (5.0 lb) weight loss in the past 6 weeks and constipation. Past medical history is sig... | C: Incremental pattern on repetitive nerve conduction studies |
Answer the following medical question with one of the provided options: | Q:A 60-year-old man is brought to the emergency department by police officers because he was acting strangely in public. The patient was found talking nonsensically to characters on cereal boxes in the store. Past medical history is significant for multiple hospitalizations for alcohol-related injuries and seizures. Th... | C: Korsakoff's syndrome |
Answer the following medical question with one of the provided options: | Q:A 43-year-old woman presents to her primary care physician for a general wellness appointment. The patient states that sometimes she has headaches and is ashamed of her body habitus. Otherwise, the patient has no complaints. The patient's 90-year-old mother recently died of breast cancer. The patient smokes 1 pack of... | E: Exercise and reduce alcohol intake |
Answer the following medical question with one of the provided options: | Q:A 12-year-old boy is brought to his pediatrician with a high fever. He was feeling fatigued yesterday and then developed a high fever overnight that was accompanied by chills and malaise. This morning he also started complaining of headaches and myalgias. He has otherwise been healthy and does not take any medication... | E: Segmented genomic material |
Answer the following medical question with one of the provided options: | Q:A 52-year-old woman presents to the clinic with complaints of intermittent chest pain for 3 days. The pain is retrosternal, 3/10, and positional (laying down seems to make it worse). She describes it as “squeezing and burning” in quality, is worse after food intake and emotional stress, and improves with antacids. Th... | C: Incompetence of the lower esophageal sphincter |
Answer the following medical question with one of the provided options: | Q:A 24-year-old man presents to the emergency department for severe abdominal pain for the past day. The patient states he has had profuse, watery diarrhea and abdominal pain that is keeping him up at night. The patient also claims that he sees blood on the toilet paper when he wipes and endorses having lost 5 pounds r... | B: Vancomycin |
Answer the following medical question with one of the provided options: | Q:A 57-year-old man is brought to the emergency department for worsening pain and swelling of his left ankle for the past 2 hours. The pain is severe and awakened him from sleep. He has hypertension and hyperlipidemia. Current medications include hydrochlorothiazide and pravastatin. His temperature is 37.8°C (100.1°F),... | D: Colchicine |
Answer the following medical question with one of the provided options: | Q:A 37-year-old man presents to the physician because of dysphagia and regurgitation for the past 5 years. In recent weeks, it has become very difficult for him to ingest solid or liquid food. He has lost 3 kg (6 lb) during this time. He was admitted to the hospital last year because of pneumonia. Three years ago, he h... | B: Absent peristalsis and impaired lower esophageal sphincter relaxation |
Answer the following medical question with one of the provided options: | Q:A 23-year-old woman is seen by her primary care physician. The patient has a several year history of excessive daytime sleepiness. She also reports episodes where she suddenly falls to the floor after her knees become weak, often during a laughing spell. She has no other significant past medical history. Her primary ... | C: Undetectable CSF hypocretin-1 |
Answer the following medical question with one of the provided options: | Q:A 30-year-old woman comes to the physician with her husband because they have been trying to conceive for 15 months with no success. They have been sexually active at least twice a week. The husband sometimes has difficulties maintaining erection during sexual activity. During attempted vaginal penetration, the patie... | D: Genitopelvic pain disorder |
Answer the following medical question with one of the provided options: | Q:An otherwise healthy 76-year-old man is brought to the physician because of poor sleep for the past several years. Every night he has been sleeping less and taking longer to fall asleep. During the day, he feels tired and has low energy and difficulty concentrating. Sleep hygiene and relaxation techniques have failed... | D: Zaleplon |
Answer the following medical question with one of the provided options: | Q:A 23-year-old man is brought to the emergency department by ambulance following a motor vehicle accident. He was pinned between 2 cars for several hours. The patient has a history of asthma. He uses an albuterol inhaler intermittently. The patient was not the driver, and admits to having a few beers at a party prior ... | E: Succinylcholine |
Answer the following medical question with one of the provided options: | Q:A 3-year-old girl is brought to the physician for a well-child visit. Her father is concerned about the color and strength of her teeth. He says that most of her teeth have had stains since the time that they erupted. She also has a limp when she walks. Examination shows brownish-gray discoloration of the teeth. She ... | E: Tetracycline |
Answer the following medical question with one of the provided options: | Q:A 2300-g (5.07-lb) male newborn is delivered at term to a 39-year-old woman. Examination shows a sloping forehead, a flat nasal bridge, increased interocular distance, low-set ears, a protruding tongue, a single palmar crease and an increased gap between the first and second toe. There are small white and brown spots... | C: Atrioventricular septal defect |
Answer the following medical question with one of the provided options: | Q:A 47-year-old woman comes to the physician because of a 3-week history of generalized fatigue, mild fever, abdominal pain, and nausea. She attended the state fair over a month ago, where she tried a number of regional foods, and wonders if it might have been caused by something she ate. She has also noticed darkening... | C: Active chronic hepatitis B infection |
Answer the following medical question with one of the provided options: | Q:A 5-year-old boy is brought to the emergency department for evaluation of a progressive rash that started 2 days ago. The rash began on the face and progressed to the trunk and extremities. Over the past week, he has had a runny nose, a cough, and red, crusty eyes. He immigrated with his family from Turkey 3 months a... | C: Vitamin A supplementation |
Answer the following medical question with one of the provided options: | Q:A 7-year-old boy presents to the ER with progressive dysphagia over the course of 3 months and a new onset fever for the past 24 hours. The temperature in the ER was 39.5°C (103.1°F). There are white exudates present on enlarged tonsils (Grade 2). Routine blood work reveals a WBC count of 89,000/mm3, with the automat... | D: CD 19 |
Answer the following medical question with one of the provided options: | Q:A 74-year-old man presents to the emergency department with sudden onset of abdominal pain that is most felt around the umbilicus. The pain began 16 hours ago and has no association with meals. He has not been vomiting, but he has had several episodes of bloody loose bowel movements. He was hospitalized 1 week ago fo... | C: Acute mesenteric ischemia |
Answer the following medical question with one of the provided options: | Q:A 33-year-old woman, gravida 2, para 1, at 26 weeks' gestation comes to the emergency department because of frequent contractions. The contractions are 40 seconds each, occurring every 2 minutes, and increasing in intensity. Her first child was delivered by lower segment transverse cesarean section because of a nonre... | B: Allow vaginal delivery |
Answer the following medical question with one of the provided options: | Q:A 34-year-old man comes to the physician for a 2-month history of an itchy rash on his forearm. He feels well otherwise and has not had any fever or chills. He returned from an archaeological expedition to Guatemala 4 months ago. Skin examination shows a solitary, round, pink-colored plaque with central ulceration on... | E: Leishmania braziliensis |
Answer the following medical question with one of the provided options: | Q:A 59-year-old woman comes to the physician because of a 1-month history of episodic cough and shortness of breath. The cough is nonproductive and worsens when she climbs stairs and during the night. She has not had chest pain or palpitations. Eight weeks ago, she had fever, sore throat, and nasal congestion. She has ... | D: Asthma |
Answer the following medical question with one of the provided options: | Q:A 2850-g (6-lb 5-oz) newborn is delivered at term to a 19-year-old primigravid woman via normal spontaneous vaginal delivery. The mother has had no prenatal care. Examination of the newborn in the delivery room shows a small, retracted jaw and hypoplasia of the zygomatic arch. This patient's condition is most likely ... | C: Incus |
Answer the following medical question with one of the provided options: | Q:A 52-year-old woman comes to the emergency department because of epigastric abdominal pain that started after her last meal and has become progressively worse over the past 6 hours. She has had intermittent pain similar to this before, but it has never lasted this long. Her temperature is 39°C (102.2°F). Examination ... | B: Gallstone in the cystic duct |
Answer the following medical question with one of the provided options: | Q:A 15-year-old boy is brought to the physician by his father because he has been waking up frequently during the night to urinate. Apart from occasional headaches, he has no other complaints. His family recently emigrated from Tanzania and his medical history is unknown. His father was diagnosed with sickle cell disea... | C: Renal papillary necrosis |
Answer the following medical question with one of the provided options: | Q:A 71-year-old woman comes to the physician because of an 8-month history of fatigue. Laboratory studies show a hemoglobin concentration of 13.3 g/dL, a serum creatinine concentration of 0.9 mg/dL, and a serum alkaline phosphatase concentration of 100 U/L. Laboratory evaluation of which of the following parameters wou... | D: Gamma-glutamyl transpeptidase |
Answer the following medical question with one of the provided options: | Q:A laboratory physician investigates the chromosomes of a fetus with a suspected chromosomal anomaly. She processes a cell culture obtained by amniocentesis. Prior to staining and microscopic examination of the fetal chromosomes, a drug that blocks cell division is added to the cell culture. In order to arrest chromos... | B: Acute gouty arthritis |
Answer the following medical question with one of the provided options: | Q:Following gastric surgery, a 45-year-old woman complains of severe nausea and vomiting on the 2nd postoperative day. On physical examination, her vitals are stable and examination of the abdomen reveals no significant abnormality. The patient is already receiving a maximum dosage of ondansetron. Metoclopramide is giv... | A: Inhibition of dopamine receptors in the area postrema |
Answer the following medical question with one of the provided options: | Q:A 32-year-old woman is found unconscious on the office floor just before lunch by her colleagues. She had previously instructed them on the location of an emergency kit in case this ever happened so they are able to successfully inject her with the substance inside. Her past medical history is significant for type 1 ... | B: Promotes gluconeogenesis in the liver |
Answer the following medical question with one of the provided options: | Q:A 6-year-old girl is brought to the physician because of a generalized pruritic rash for 3 days. Her mother has noticed fluid oozing from some of the lesions. She was born at term and has been healthy except for an episode of bronchitis 4 months ago that was treated with azithromycin. There is no family history of se... | E: Calamine lotion |
Answer the following medical question with one of the provided options: | Q:A 3-month-old boy is brought to the emergency room by his mother for 2 days of difficulty breathing. He was born at 35 weeks gestation but has otherwise been healthy. She noticed a cough and some trouble breathing in the setting of a runny nose. His temperature is 100°F (37.8°C), blood pressure is 64/34 mmHg, pulse i... | B: No further testing needed |
Answer the following medical question with one of the provided options: | Q:A 2200-g (4-lbs 13-oz) female newborn is delivered at term to a 37-year-old gravida 2, para 1 woman. The newborn is at the 10th percentile for length, 14th percentile for weight, and 3rd percentile for head circumference. Examination shows “punched-out“ skin lesions on the scalp, cleft lip, and a small chin. There is... | A: Polydactyly |
Answer the following medical question with one of the provided options: | Q:A 39-year-old woman presents to the emergency department with fever, cough, and shortness of breath. She reports developing flu-like symptoms 7 days ago but progressively worsened to the point where she experiences dyspnea on exertion. Her cough is accompanied by a mild amount of yellow sputum. Past medical history i... | D: Neutropenia |
Answer the following medical question with one of the provided options: | Q:A 72-year-old man presents to his primary care physician complaining of pain and bulging in his groin. He is otherwise healthy and has never had surgery. He is referred to a general surgeon, and is scheduled for an elective hernia repair the following week. On closer inspection in the operating room, the surgeon note... | E: Direct inguinal hernia |
Answer the following medical question with one of the provided options: | Q:A 65-year-old man comes to the physician for evaluation of a neck mass and weight loss. He first noticed the growing mass 2 months ago. The mass is not painful. He also has decreased appetite and intermittent abdominal pain. He has lost 10 kg (22 lb) of weight over the past 3 months. Sometimes, he wakes up in the mor... | B: Ectopic vitamin D production |
Answer the following medical question with one of the provided options: | Q:A 29-year-old African American woman presents with incidentally noted bilateral hilar lymphadenopathy on a recent chest radiograph for the evaluation of pneumonia 1 month earlier. Upon questioning, she reports a cough, dyspnea, and angina. The report provided by a previous ophthalmologic consultation did not demonstr... | D: Type IV–cell-mediated (delayed) hypersensitivity reaction |
Answer the following medical question with one of the provided options: | Q:Ten days after starting a new medication, a 60-year-old man is brought to the emergency department after a 3-minute episode of myoclonic jerking movements and urinary incontinence. After regaining consciousness, the patient had no recollection of what happened and seemed confused. He has bipolar disorder, which has b... | D: Celecoxib |
Answer the following medical question with one of the provided options: | Q:A previously healthy 2-year-old boy is brought to the emergency department because of a 2-day history of fever and pain in the left lower extremity. His mother says that he has refused to walk for the last two days and has had a poor appetite. He returned from a weekend camping trip about a month ago. His maternal co... | B: Synovial fluid drainage plus cefazolin therapy |
Answer the following medical question with one of the provided options: | Q:A 51-year-old male presents to his primary care provider for a normal check-up. He reports that he “hasn’t felt like himself” recently. He describes feeling down for the past 8 months since his mother passed away. He has had trouble sleeping and has unintentionally lost 15 pounds. He feels guilty about his mother’s d... | B: Norepinephrine and serotonin reuptake |
Answer the following medical question with one of the provided options: | Q:A 35-year-old man arrives at the emergency department within minutes after a head-on motor vehicle accident. He suffered from blunt abdominal trauma, several lacerations to his face as well as lacerations to his upper and lower extremities. The patient is afebrile, blood pressure is 45/25 mmHg and pulse is 160/minute... | C: Hb 15 g/dL, Hct 45% |
Answer the following medical question with one of the provided options: | Q:A 28-year-old man comes to the physician because of a 3-month history of pain in his left shoulder. He is physically active and plays baseball twice a week. The pain is reproduced when the shoulder is externally rotated against resistance. Injury of which of the following tendons is most likely in this patient?? {'A'... | C: Infraspinatus |
Answer the following medical question with one of the provided options: | Q:A 58-year-old woman presents to the physician with a throbbing headache. She says she had it for the last year and it’s usually located in the right temporal area. There is localized tenderness over the scalp. During the last 2 weeks, she experienced 3 episodes of transient loss of vision on the right side, without o... | D: Polymyalgia rheumatica |
Answer the following medical question with one of the provided options: | Q:A researcher is studying proteins that contribute to intestinal epithelial permeability. He has isolated intestinal tissue from several mice. After processing the tissue into its individual components, he uses a Western blot analysis to identify a protein that forms part of a multi-protein complex at the apical aspec... | E: Claudin |
Answer the following medical question with one of the provided options: | Q:A 38-year-old woman is evaluated for a difficult-to-control hypertension. Her symptoms include sleep interruption because of frequent waking up for voiding and frequent headaches. She has smoked 10 cigarettes daily for the past 5 years. Family history is insignificant. Her vital signs include a blood pressure of 170/... | B: Adrenal venous sampling |
Answer the following medical question with one of the provided options: | Q:A 43-year-old woman comes to the office with a 3-day history of a rash. She's had a rash across her neck, shoulders, and the palms of her hands for the past five days. She's also had large-volume watery diarrhea for the same period of time. Past medical history is notable for acute myeloid leukemia, for which she rec... | E: Graft T cells against host antigens |
Answer the following medical question with one of the provided options: | Q:A 27-year-old man who recently emigrated as a refugee from Somalia presents with fever, weight loss, fatigue, and exertional chest pain. He says his symptoms began 3 weeks ago and that his appetite has decreased and he has lost 3 kg (6.6 lb) in the last 3 weeks. He denies any history of cardiac disease. His past medi... | A: Bartonella serology |
Answer the following medical question with one of the provided options: | Q:Four days after having been admitted to the hospital for a pulmonary contusion and whiplash injury sustained in a motor vehicle collision, a 66-year-old woman complains of severe pain in her right flank and muscle spasms. She also has nausea with two episodes of vomiting and abdominal bloating. Her pain had previousl... | D: Retroperitoneal hemorrhage |
Answer the following medical question with one of the provided options: | Q:A 65-year-old man comes to the physician because of a 2-week history of chest pain that begins after walking at a brisk pace for 2 blocks. The pain does not radiate anywhere and is hard to localize. He has had similar episodes in the past 6 months and was prescribed sublingual nitroglycerin, which helps relieve the p... | E: Decreased end-diastolic pressure " |
Answer the following medical question with one of the provided options: | Q:A 34-year-old woman presents with confusion, drowsiness, and headache. The patient’s husband says her symptoms began 2 days ago and have progressively worsened with an acute deterioration of her mental status 2 hours ago. The patient describes the headaches as severe, localized to the frontal and periorbital regions,... | C: CSF India ink stain shows encapsulated yeast cells |
Answer the following medical question with one of the provided options: | Q:A 55-year-old male is started on nitrate therapy for treatment of stable angina. He experiences significant and immediate relief of his symptoms within minutes of starting therapy. Approximately 48 hours after initiating this new medication, he notes return of chest pain and pressure with exertion that no longer resp... | A: Transdermal nitroglycerin patch placed at 7AM then removed and replaced with another at 7PM |
Answer the following medical question with one of the provided options: | Q:A 68-year-old woman comes to the physician for a follow-up visit for elevated blood pressure. Two weeks ago, her blood pressure was 154/78 mm Hg at a routine visit. Subsequent home blood pressure measurements at days 5, 10, and 14 have been: 156/76 mm Hg, 158/80 mm Hg, and 160/80 mm Hg. She has trouble falling asleep... | B: Decrease in arterial compliance |
Answer the following medical question with one of the provided options: | Q:An 9-month-old infant is brought to the physician because of a generalized nonpruritic rash for 2 days. The rash began on her trunk and spread to her extremities. Five days ago, she was taken to the emergency department for fever of 40.5°C (104.9°F) and a 1-minute generalized tonic-clonic seizure. She was born at ter... | D: Roseola infantum |
Answer the following medical question with one of the provided options: | Q:An 11-month-old boy is brought to the physician by his adoptive mother for the evaluation of seizures and musty-smelling urine. His immunizations are up-to-date. His height and weight are both below the 10th percentile. He is pale and has blue eyes. He cannot pull himself up from a seated position to stand and does n... | B: Pleiotropy |
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