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2.69M
Q:A previously healthy 22-year-old college student is brought to the emergency department by her parents 20 minutes after they observed her having a seizure. After the seizure, she was confused and had difficulty thinking of some words. She has had a headache, cough, and fever for 3 days treated with acetaminophen and ...
input
2
4,226
72
12,680
Please answer the letter of option truthfully
instruction
0
4,244
72
12,732
D
output
1
4,244
72
12,733
Q:A 3-year-old boy with chronic granulomatous disease is brought to the physician because of a 3-week history of fever and warm, red lumps under both arms. His temperature is 38°C (100.4°F). Physical examination shows enlarged, 3-cm, erythematous axillary lymph nodes bilaterally. On palpation, the nodes are tender, flu...
input
2
4,244
72
12,734
Please answer the letter of option truthfully
instruction
0
4,250
72
12,750
C
output
1
4,250
72
12,751
Q:A 20-year-old man has had frequent upper respiratory tract infections over the past 4 years. He has daily purulent sputum and has noted decreased exercise tolerance over the past 2 years. He and his wife have been unable to conceive because of his low sperm count. Scattered expiratory wheezing and rhonchi are heard t...
input
2
4,250
72
12,752
Please answer the letter of option truthfully
instruction
0
4,253
72
12,759
C
output
1
4,253
72
12,760
Q:A 52-year-old man is admitted to the hospital because of severe dyspnea and cough productive of tenacious, brownishyellow sputum for the past 3 weeks. He has a 15-year career history of sandblasting old buildings. He has smoked two packs of cigarettes daily for the past 30 years. The patient is 168 cm (5 ft 6 in) tal...
input
2
4,253
72
12,761
Please answer the letter of option truthfully
instruction
0
4,260
72
12,780
C
output
1
4,260
72
12,781
Q:A 23-year-old woman with bone marrow failure is treated with a large dose of rabbit antithymocyte globulin. Ten days later, she develops fever, lymphadenopathy, arthralgias, and erythema on her hands and feet. Which of the following is the most likely cause of these symptoms?? A:Cytokine secretion by natural killer ...
input
2
4,260
72
12,782
Please answer the letter of option truthfully
instruction
0
4,262
72
12,786
A
output
1
4,262
72
12,787
Q:A 45-year-old woman with systemic sclerosis (scleroderma) comes to the physician because of a 3-week history of progressive shortness of breath and nonproductive cough. Her temperature is 36.9°C (98.4°F), pulse is 82/min, respirations are 20/min, and blood pressure is 136/85 mm Hg. Crackles are heard in both lower lu...
input
2
4,262
72
12,788
Please answer the letter of option truthfully
instruction
0
4,263
72
12,789
B
output
1
4,263
72
12,790
Q:An epidemic involving 10 individuals of all ages occurs in a migrant worker camp. None of the patients has had any form of immunization. Most cases present with fever, chills, tachypnea, sore throat, swollen glands, and severe malaise. One patient dies from respiratory complications, and another dies from myocardial ...
input
2
4,263
72
12,791
Please answer the letter of option truthfully
instruction
0
4,268
72
12,804
B
output
1
4,268
72
12,805
Q:An investigator is studying the incidence of the common cold among medical students at various time points during the school year. Results show an increased incidence of upper respiratory tract infections among these students during finals week. It is hypothesized that the stress of studying for examinations adversel...
input
2
4,268
72
12,806
Please answer the letter of option truthfully
instruction
0
4,277
72
12,831
B
output
1
4,277
72
12,832
Q:A 19-year-old Asian female college student comes to the university health center because of a 1-week history of nasal stuffiness, occasional clear rhinorrhea, and a mild sore throat. Two days ago, she began to feel hot, but she has not taken her temperature. Medical history is unremarkable and her only medication is ...
input
2
4,277
72
12,833
Please answer the letter of option truthfully
instruction
0
4,297
72
12,891
A
output
1
4,297
72
12,892
Q:A 4-year-old boy is brought to the physician because of temperatures to 39.4°C (102.9°F) for 8 days. Examination shows anterior cervical lymphadenopathy, nonexudative conjunctivitis bilaterally, a strawberry tongue, an erythematous truncal rash, and edema of the hands and feet. Which of the following is the most appr...
input
2
4,297
72
12,893
Please answer the letter of option truthfully
instruction
0
4,298
72
12,894
C
output
1
4,298
72
12,895
Q:A 40-year-old female secretary comes to the office because of a 2-month history of fatigue, and generalized aching and weakness of the proximal muscles of all four extremities. The patient initially noticed the weakness only while she was getting in and out of her car, but during the past 2 weeks, the weakness has pr...
input
2
4,298
72
12,896
Please answer the letter of option truthfully
instruction
0
4,299
72
12,897
D
output
1
4,299
72
12,898
Q:A 16-year-old male is brought to the emergency department with sudden-onset swelling of the right knee. He denies any trauma. Past medical history reveals cystic fibrosis. Examination of the knee reveals fluctuance on palpation of the joint but no increased warmth; mild restriction in range of motion due to the swell...
input
2
4,299
72
12,899
Please answer the letter of option truthfully
instruction
0
4,300
72
12,900
A
output
1
4,300
72
12,901
Q:A 65-year-old man who is quadriplegic as a result of multiple sclerosis is hospitalized for treatment of left lower lobe pneumonia. His temperature is 38.1°C (100.5°F), pulse is 95/min, respirations are 12/min, and blood pressure is 120/80 mm Hg. He appears malnourished. Rhonchi are heard at the left lower lobe of th...
input
2
4,300
72
12,902
Please answer the letter of option truthfully
instruction
0
4,308
72
12,924
A
output
1
4,308
72
12,925
Q:An 8-year-old boy is brought to the office by his mother because of a 3-day history of fever, sore throat, and itchy eyes. He just returned from a weeklong summer camp that included hiking trips and swimming lessons in the camp-owned swimming pool. He has no history of major medical illness and receives no medication...
input
2
4,308
72
12,926
Please answer the letter of option truthfully
instruction
0
4,309
72
12,927
C
output
1
4,309
72
12,928
Q:A 37-year-old man comes to the emergency department because he has felt nauseated and light-headed for the past hour. Medical history is significant for esophageal varices secondary to alcohol-related cirrhosis and ascites treated with spironolactone. He drinks eight to ten alcoholic beverages daily. While you are ob...
input
2
4,309
72
12,929
Please answer the letter of option truthfully
instruction
0
4,323
72
12,969
D
output
1
4,323
72
12,970
Q:A 34-year-old white woman comes to the emergency department because of a persistent dull headache for the past 3 days. She has been taking acetaminophen without relief. She says, "I haven't slept in 3 days and I am having trouble focusing at work." There is no history of trauma and she takes no medications. She has s...
input
2
4,323
72
12,971
Please answer the letter of option truthfully
instruction
0
4,326
72
12,978
C
output
1
4,326
72
12,979
Q:A 59-year-old man is brought to the emergency department because of a 4-day history of nausea, vomiting, and diarrhea. He also has been confused and agitated during this period. He has a history of mild hypertension. His current medication is a diuretic. His temperature is 37°C (98.6°F), pulse is 108/min, respiration...
input
2
4,326
72
12,980
Please answer the letter of option truthfully
instruction
0
4,327
72
12,981
B
output
1
4,327
72
12,982
Q:A 13-month-old child is brought to the emergency department because of urticaria, swelling of the lips, and difficulty breathing immediately after eating an egg. A potential risk for hypersensitivity reaction is posed by vaccination against which of the following illnesses?? A:Hepatitis;B:Influenza;C:Pertussis;D:Pol...
input
2
4,327
72
12,983
Please answer the letter of option truthfully
instruction
0
4,332
72
12,996
D
output
1
4,332
72
12,997
Q:A 12-year-old boy with sickle cell disease and type 1 diabetes mellitus is brought to the office by his mother for an initial visit. The family recently moved to the area. Type 1 diabetes mellitus was diagnosed in the patient 6 years ago. Since that time, he has been treated with insulin and dietary management. His i...
input
2
4,332
72
12,998
Please answer the letter of option truthfully
instruction
0
4,334
72
13,002
C
output
1
4,334
72
13,003
Q:A 55-year-old woman with small cell carcinoma of the lung is admitted to the hospital to undergo chemotherapy. Six days after treatment is started, she develops a temperature of 38°C (100.4°F). Physical examination shows no other abnormalities. Laboratory studies show a leukocyte count of 100/mm3 (5% segmented neutro...
input
2
4,334
72
13,004
Please answer the letter of option truthfully
instruction
0
4,335
72
13,005
D
output
1
4,335
72
13,006
Q:A 14-year-old girl has had nausea, intermittent diarrhea, and a 2.2-kg (5-lb) weight loss over the past 4 weeks. Examination shows a migrating serpiginous pruritic perianal rash. Her leukocyte count is 8000/mm3 with 20% eosinophils. Which of the following tests is most likely to yield an accurate diagnosis?? A:Blood...
input
2
4,335
72
13,007
Please answer the letter of option truthfully
instruction
0
4,352
72
13,056
D
output
1
4,352
72
13,057
Q:A 24-year-old man comes to the office because of a 2-day history of a red, itchy rash on his buttocks and legs. Four days ago, he returned from a cruise to the Caribbean, during which he swam in the ship’s pool and used the hot tub. He appears well. His vital signs are within normal limits. Physical examination shows...
input
2
4,352
72
13,058
Please answer the letter of option truthfully
instruction
0
4,354
72
13,062
D
output
1
4,354
72
13,063
Q:A 10-month-old boy is brought to the physician because of a 4-day history of fever and cough. His illness began with lowgrade fever and copious, clear nasal discharge. Two days ago he developed a moist, nonproductive cough and rapid breathing. He has received all scheduled childhood immunizations. He attends a large ...
input
2
4,354
72
13,064
Please answer the letter of option truthfully
instruction
0
4,366
72
13,098
D
output
1
4,366
72
13,099
Q:A 37-year-old woman comes to the physician because of a 1-day history of throbbing facial pain. She describes the pain as 7 out of 10 in intensity. Over the past 9 days, she has had nasal congestion, purulent nasal discharge, sore throat, and a nonproductive cough. She does not smoke. Her husband and children have ha...
input
2
4,366
72
13,100
Please answer the letter of option truthfully
instruction
0
4,370
72
13,110
B
output
1
4,370
72
13,111
Q:A 22-year-old woman comes to the office because of a 3-day history of cold symptoms and a 1-week history of progressive fatigue. Six weeks ago, she received a kidney transplant from a living, related donor. Immediately after the operation, she received monoclonal anti-CD3 therapy. Current medications are azathioprine...
input
2
4,370
72
13,112
Please answer the letter of option truthfully
instruction
0
4,373
72
13,119
D
output
1
4,373
72
13,120
Q:A 34-year-old woman comes to the office because of a 3- to 4-week history of swelling of her legs and a 9-kg (20-lb) weight gain. Medical history is significant for sickle cell trait and mild anemia. She has been taking 800 mg of ibuprofen three times daily for Achilles tendinitis diagnosed 1 month ago. She has smoke...
input
2
4,373
72
13,121
Please answer the letter of option truthfully
instruction
0
4,374
72
13,122
B
output
1
4,374
72
13,123
Q:A 31-year-old man with a 5-year history of HIV infection comes to the office because of anal pain, particularly on defecation, for the past 4 months. He says he has seen spots of blood on the toilet tissue but has not had any other noticeable bleeding. He reports no change in bowel habits and has not had recent fever...
input
2
4,374
72
13,124
Please answer the letter of option truthfully
instruction
0
4,377
72
13,131
D
output
1
4,377
72
13,132
Q:A 68-year-old female presents to the emergency department with a 3-day history of worsening fever and headache. Today the patient is nauseated and less responsive. Lumbar puncture reveals a protein level of 89 mg/dL (reference range: 15-45 mg/dL) with pleocytosis. The most likely etiologic organism is? A:Clostridium...
input
2
4,377
72
13,133
Please answer the letter of option truthfully
instruction
0
4,383
72
13,149
A
output
1
4,383
72
13,150
Q:A previously healthy 19-year-old college student comes to student health services 24 hours after the onset of headache, stiff neck, and sensitivity to light. She does not recall any sick contacts. She had chickenpox at the age of 7 years. Her most recent examination 1 year ago included PPD skin testing and showed no ...
input
2
4,383
72
13,151
Please answer the letter of option truthfully
instruction
0
4,387
72
13,161
B
output
1
4,387
72
13,162
Q:An 18-year-old female presents to the office with a 3-day history of lower abdominal pain and a 2-day history of fever. She reports frequent unprotected sexual intercourse with different partners since she started college 4 months ago. Abdominal examination reveals suprapubic tenderness. Bimanual examination of the u...
input
2
4,387
72
13,163
Please answer the letter of option truthfully
instruction
0
4,390
72
13,170
D
output
1
4,390
72
13,171
Q:A previously healthy 14-year-old girl is brought to the physician because of a 2-day history of fever and pain and swelling of the right knee. She remembers injuring the knee while playing soccer last week, but she was able to finish the game. She has no history of rash or joint pain. Her sister has inflammatory bowe...
input
2
4,390
72
13,172
Please answer the letter of option truthfully
instruction
0
4,391
72
13,173
C
output
1
4,391
72
13,174
Q:A 14-year-old boy is brought to the physician because of a 2-day history of a sore throat and fever that peaks in the late afternoon. He also has a 1-week history of progressive fatigue. He recently began having unprotected sexual intercourse with one partner. He appears ill. His temperature is 39°C (102.2°F). Physic...
input
2
4,391
72
13,175
Please answer the letter of option truthfully
instruction
0
4,393
72
13,179
D
output
1
4,393
72
13,180
Q:A 42-year-old man comes to the physician because of malaise, muscle and joint pain, and temperatures to 38.4°C (101.1°F) for 3 days. Three months ago, he underwent cadaveric renal transplantation resulting in immediate kidney function. At the time of discharge, his serum creatinine concentration was 0.8 mg/dL. He is ...
input
2
4,393
72
13,181
Please answer the letter of option truthfully
instruction
0
4,403
72
13,209
D
output
1
4,403
72
13,210
Q:A 40-year-old male presents to the office with symptoms of odynophagia and gastroesophageal reflux. He also says that he experienced hematemesis once last week. Past medical history reveals AIDS, and his most recent CD4 count was 30 cells/mcL. The patient's tilt test result and hemoglobin level are normal. Rectal exa...
input
2
4,403
72
13,211