Questões de USMLE
3.602 questões com gabarito e explicação.
Fazer o diagnóstico grátisA 76-year-old woman with heart failure and atrial fibrillation taking digoxin presents with nausea, vomiting, and yellow-green halos around lights. Vitals: BP 128/76, HR 102 with f…
A 38-year-old man with schizophrenia presents with fever, confusion, and altered mental status 3 days after initiating high-dose haloperidol. Vital signs show temperature 39.2°C, h…
A 52-year-old man is found confused in his garage beside an open antifreeze container. He presents with flank pain, oliguria, and altered mental status. Vital signs show BP 128/82,…
A 38-year-old industrial worker presents with severe cramping abdominal pain, persistent vomiting, and hypotension (BP 85/52 mmHg, HR 110/min). He reports garlic odor on his breath…
A 62-year-old man with hypertension initiated on nifedipine presents with flushing, headache, and bilateral ankle edema. Vital signs show BP 128/76 mmHg, HR 88 bpm, RR 16, temp 37°…
A 66-year-old woman hospitalized for acute pulmonary edema presents with dyspnea, orthopnea, and bibasilar crackles. Vital signs: BP 168/94 mmHg, HR 118 bpm, RR 28/min, SpO2 88% on…
A 40-year-old man with a BMI of 31 kg/m² presents for hypertension screening. He has no significant past medical history and takes no medications. Vital signs are normal. Laborator…
A 61-year-old man presents to the emergency department after intentional ingestion of sustained-release verapamil tablets. Vital signs show BP 78/52 mmHg, HR 38/min, RR 16/min, tem…
A 41-year-old man with bipolar disorder on lithium monotherapy for 8 years presents with polyuria and polydipsia. Vital signs: BP 128/82 mmHg, HR 88/min, RR 16/min, temperature 37°…
A 43-year-old woman working in artisanal gold extraction presents with tremor, gingival inflammation, and mood changes. Vital signs show BP 128/82 mmHg, HR 92/min, RR 16/min, temp …
A 3-month-old infant presents to the emergency department with cyanosis following infiltration of lidocaine during a minor surgical procedure. Vital signs show HR 155 bpm, RR 38, B…
A 66-year-old man develops frequent premature ventricular complexes 6 hours after acute anterior wall myocardial infarction. Vital signs show BP 118/76 mmHg, HR 102 bpm, RR 20/min,…
A 58-year-old woman with open-angle glaucoma has been taking timolol 0.5% eye drops twice daily for 2 years. She presents to clinic with a 3-week history of maculopapular rash on h…
A 62-year-old man with a history of hypertension and stable angina pectoris is started on antihypertensive therapy. Two weeks later, he presents to clinic complaining of progressiv…
A 64-year-old man with acute aortic dissection presents with severe hypertension (BP 210/120 mmHg, HR 110/min, RR 22/min). He receives intravenous nitroprusside for blood pressure …
A 45-year-old woman with open-angle glaucoma presents to the ophthalmology clinic for a follow-up visit. She reports new-onset blurred vision and bilateral leg cramps that began 2 …
A 62-year-old man with benign prostatic hyperplasia presents with a 6-month history of urinary hesitancy, weak urinary stream, and incomplete bladder emptying. His blood pressure i…
A 70-year-old woman with a history of myocardial infarction 2 years ago presents for follow-up. She has been adherent to atorvastatin 80 mg daily for the past 18 months. Current vi…
A 65-year-old woman with heart failure and reduced ejection fraction (HFrEF, EF 35%) presents to clinic for follow-up. Current medications include lisinopril 10 mg daily, metoprolo…
A 59-year-old man with a history of hypertension and stable angina presents to clinic for medication adjustment. His current antihypertensive regimen includes lisinopril and hydroc…
A 59-year-old man with hypertension and diabetic kidney disease is started on lisinopril 10 mg daily. One month later, his blood pressure is 128/82 mmHg (improved from 158/96), hea…
A 52-year-old woman with dilated cardiomyopathy presents to the ICU with acute decompensated heart failure. Vital signs: BP 88/54 mmHg, HR 122/min, RR 24/min, SpO2 90% on 4L nasal …
A 73-year-old man with a history of coronary artery disease and preserved left ventricular ejection fraction (55%) presents to the emergency department with acute substernal chest …
A 68-year-old man with a history of ischemic cardiomyopathy (ejection fraction 28%) and stage 3 chronic kidney disease presents to clinic with progressive dyspnea on exertion over …