Questões de USMLE
3.602 questões com gabarito e explicação.
Fazer o diagnóstico grátisA 14-year-old boy presents with chronic hepatitis and progressive dyspnea. Vital signs show HR 92 bpm, RR 22/min, BP 118/76 mmHg, and SpO2 92% on room air. Laboratory studies revea…
A 17-year-old boy presents with tremor, dysarthria, and behavioral changes. Vital signs show BP 118/76 mmHg, HR 88/min, RR 16/min, temperature 37°C, and SpO2 98% on room air. He ha…
A 60-year-old man with decompensated cirrhosis presents with fever (38.9°C), abdominal pain, and worsening confusion. Vital signs show BP 92/58, HR 108, RR 22, SpO2 98% on room air…
A 34-year-old woman with Wilson disease presents with acute liver failure, hemolytic anemia, and tremor. Vital signs show BP 92/58, HR 118, RR 22, temperature 37.2°C, SpO2 98% on r…
A 38-year-old man presents to the emergency department 48 hours after undergoing ERCP with sphincterotomy for choledocholithiasis. He reports right upper quadrant pain, nausea, and…
A 42-year-old woman presents with abnormal uterine bleeding. Vital signs show BP 128/82, HR 88, RR 16, Temp 37.2°C, SpO2 98% on room air. Endometrial biopsy confirms adenocarcinoma…
A 24-year-old man is evaluated for painless gross hematuria after strenuous exercise. He has no dysuria or flank pain. He is otherwise healthy, and urinalysis shows many red blood …
A 34-year-old man with Crohn disease presents to the emergency department with a 3-week history of fever, productive cough, and progressive dyspnea. He has been on infliximab monot…
A 67-year-old man with chronic kidney disease (creatinine 3.2 mg/dL) presents with progressive dyspnea and fatigue. Vital signs show BP 148/92 mmHg, HR 102/min, RR 22/min, SpO2 96%…
A 19-year-old man presents to the emergency department with a 3-day history of bloody diarrhea (12-15 stools/day), severe left lower abdominal cramping, and fever. He has no recent…
A 48-year-old man with a 10-year history of nonalcoholic fatty liver disease complicated by cirrhosis presents to the clinic with progressive dyspnea, lower extremity edema, and ab…
A 67-year-old man with a 40 pack-year smoking history presents with progressive painless jaundice, weight loss, and epigastric discomfort over 8 weeks. Vital signs: BP 138/82, HR 9…
A 39-year-old man with untreated HIV (CD4 count 45 cells/μL) presents with odynophagia and retrosternal chest pain for 2 weeks. He denies antacid use. Vital signs show BP 118/76, H…
A 28-year-old male with a 3-year history of chronic lower back pain presents to the emergency department with sudden-onset severe epigastric pain that began 2 hours ago while he wa…
A 48-year-old man with a 10-year history of heartburn presents with epigastric pain (8/10) worsening postprandially and when supine. Vitals: BP 128/82, HR 88, RR 16, Temp 37.2°C, S…
A 39-year-old obese woman started orlistat 3 weeks ago for weight loss. She now presents with oily spotting, increased flatulence, and abdominal discomfort. Vital signs are BP 128/…
A 65-year-old man with a 12-year history of ulcerative colitis presents with fever (38.5°C), left lower quadrant pain, and nausea. Vital signs show BP 128/76 mmHg, HR 92/min, RR 18…
A 76-year-old man with severe aortic stenosis and stage 3 chronic kidney disease presents with recurrent episodes of painless maroon-colored stools and chronic iron deficiency anem…
A 16-year-old girl is evaluated for chronic fatigue, bloating, intermittent diarrhea, and poor weight gain. Laboratory studies show iron deficiency anemia. She has a pruritic vesic…
A 73-year-old man with diffuse atherosclerosis and hypertension controlled with lisinopril develops sudden crampy left-sided abdominal pain and hematochezia hours after severe hypo…
A full-term male newborn presents with progressive abdominal distention and bilious vomiting; meconium has not been passed by 48 hours of life. Vital signs show HR 145/min, RR 38/m…
A 4-month-old boy presents with an intermittent right groin bulge that becomes more prominent when crying. Vital signs show HR 140/min, RR 32/min, temperature 37.2°C, and normal ox…
A 58-year-old multiparous woman presents with acute groin pain and a tender, nonreducible bulge inferior to the inguinal ligament. She reports nausea and abdominal distension. Vita…
A 41-year-old woman presents with several months of progressive dysphagia to both solids and liquids. She also reports regurgitation of undigested food and a 4-kg weight loss. Phys…