Questões de USMLE
3.602 questões com gabarito e explicação.
Fazer o diagnóstico grátisA 34-year-old male heavy smoker presents with severe pain in his fingers and toes. Vital signs show BP 118/76, HR 92, RR 16, temp 37°C, SpO2 98%. Examination reveals distal extremi…
A 74-year-old man with diabetes presents with neuropathic foot pain. Lower extremity radiographs reveal linear calcifications in medium-sized muscular artery walls. Vital signs: BP…
A 79-year-old man with a history of hypertension presents with recurrent syncope and presyncope. Vital signs reveal BP 98/62 mmHg, HR 42 bpm, RR 16, temperature 37.2°C, and SpO2 98…
A 70-year-old man with a history of myocardial infarction 2 years ago and stage 3b chronic kidney disease (serum creatinine 2.8 mg/dL, eGFR 22 mL/min/1.73m²) presents with 3 months…
A 68-year-old man presents with acute substernal chest pain radiating to his left arm for 2 hours. Vital signs: BP 142/88 mmHg, HR 102 bpm, RR 20, temp 37.2°C, SpO2 98% on room air…
A 61-year-old man with a history of anterior wall myocardial infarction 8 months ago presents with recurrent angina despite optimal medical therapy with aspirin 81 mg daily, atorva…
A 72-year-old man with chronic uncontrolled hypertension (BP 168/98 mmHg, HR 88/min, RR 16/min) presents with exertional chest discomfort. Physical examination reveals a prominent …
A 52-year-old woman with hypertension presents to the emergency department with a 6-week history of progressive dyspnea, orthopnea, and fatigue. She denies chest pain, has no smoki…
A 58-year-old man with a history of hypertension and hyperlipidemia presents to the emergency department with 3 hours of acute-onset substernal chest pain radiating to his left arm…
A 71-year-old man presents after two episodes of syncope. Vital signs: BP 98/62, HR 42, RR 16, SpO2 98% on room air. He denies chest pain or dyspnea. Electrocardiogram shows a cons…
A 48-year-old man with a 10-year history of hypertension and hyperlipidemia presents to the emergency department with acute substernal chest pain that began 90 minutes ago. The pai…
A 62-year-old man with hypertension presents with chest pain and dyspnea on exertion. Vital signs show BP 158/92 mmHg, HR 88 bpm, RR 18/min, SpO2 98% on room air. ECG demonstrates …
A 70-year-old man with hypertension presents with acute kidney injury, eosinophilia (WBC 8,500/μL with 12% eosinophils), and livedo reticularis of bilateral feet two days after car…
A 56-year-old man with hyperlipidemia and hypertension presents with acute chest pain and dyspnea. Vital signs: BP 168/94 mmHg, HR 102 bpm, RR 20/min, SpO2 98% on room air. ECG sho…
A 45 year old woman reports episodic shortness of breath, dizziness, and weight loss. On cardiac auscultation, an early diastolic sound is heard followed by a murmur that changes w…
A 52-year-old woman with hypertension and atrial fibrillation presents with dyspnea and fatigue. Cardiac examination reveals an irregularly irregular rhythm and a holosystolic murm…
A 72-year-old man with a 10-year history of hypertension presents with dyspnea on exertion and chest pain. On examination, he has a sustained apical impulse displaced laterally, an…
A 56-year-old man with long-standing hypertension presents with dyspnea on exertion. On examination, the carotid pulse has a slow rise and small amplitude. A systolic ejection murm…
A 72-year-old man with a 40-year history of hypertension presents to clinic with progressive dyspnea on exertion that began 3 months ago. He reports he can no longer walk up one fl…
A 61 year old man with long standing chronic lung disease presents with worsening edema and abdominal fullness. Jugular venous distention is present. Cardiac examination shows a bl…
A 76 year old man presents with several months of exertional chest pain and two episodes of near syncope while climbing stairs. He has a history of hyperlipidemia and smoking. Bloo…
A 72-year-old man with a 15-year history of hypertension (currently on amlodipine) presents to clinic with progressive dyspnea on exertion over 3 months. He denies orthopnea or par…
A 58 year old woman presents with progressive fatigue and dyspnea on exertion. She has a history of remote rheumatic fever. Cardiac examination shows a blowing holosystolic murmur …
A 34-year-old woman presents to the emergency department with palpitations and a syncopal episode during exercise. Medical history is significant for Ehlers-Danlos syndrome type IV…