Coronary Artery Disease USMLE Step 1 Practice Questions
55 board-style USMLE Step 1 questions in Cardiovascular. Each question shows the correct answer; create a free account for the full explanation and adaptive practice.
- USMLE Step 1 · easy25. A 2-year-old boy presents with recurrent cyanotic episodes triggered by crying and exertion. Vital signs show HR 128/min, RR 32/min, BP 95/60 mmHg, SpO2 78% during distress. Phy…
- USMLE Step 1 · easy26. A 62-year-old man with hypertension and hypercholesterolemia presents with substernal chest pressure that develops after climbing two flights of stairs and resolves with rest wi…
- USMLE Step 1 · medium27. A 27 year old woman with a thin body habitus is noted to have a midsystolic click followed by a late systolic murmur at the apex. When she stands from a squatting position, the…
- USMLE Step 1 · medium28. A 31-year-old man presents to the emergency department after a stab wound to the left anterior chest. He is confused and diaphoretic with BP 82/56 mm Hg, HR 118/min, RR 24/min,…
- USMLE Step 1 · medium29. A 65 year old man develops crushing substernal pain radiating to the jaw and is found to have ST elevations in leads II, III, and aVF. Several hours later he becomes bradycardic…
- USMLE Step 1 · medium30. A 59-year-old man with hyperlipidemia and hypertension presents with acute onset crushing substernal chest pain at rest. Vital signs show BP 168/94 mmHg, HR 102 bpm, RR 20, SpO2…
- USMLE Step 1 · hard31. 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…
- USMLE Step 1 · easy32. 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:…
- USMLE Step 1 · hard33. A 67 year old man develops dizziness and blurred vision when he uses his left arm to carry groceries. Blood pressure in the left arm is lower than in the right. A bruit is heard…
- USMLE Step 1 · easy34. A 58 year old woman has chronic leg heaviness and swelling that worsens after standing all day at work. Examination shows edema around the ankles, brown discoloration over the m…
- USMLE Step 1 · medium35. A 73-year-old man with chronic atrial fibrillation and a history of myocardial infarction presents with acute onset of severe left leg pain and pallor. Vital signs show HR 110 b…
- USMLE Step 1 · medium36. 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 change…
- USMLE Step 1 · easy37. A 61-year-old woman with long-standing type 2 diabetes mellitus and hypertension on lisinopril presents with progressive dyspnea and chest discomfort with exertion. Vital signs…
- USMLE Step 1 · medium38. A 52 year old man with poorly controlled blood pressure comes to the emergency department because of severe headache and blurry vision. Blood pressure is 242/138 mm Hg. Fundusco…
- USMLE Step 1 · medium39. A 29 year old woman has recurrent headaches and newly diagnosed severe hypertension. She has no history of diabetes. An abdominal bruit is heard on examination. Serum creatinine…
- USMLE Step 1 · medium40. A 24 year old tall thin man is evaluated for chest discomfort. He has long extremities, pectus excavatum, and lens subluxation. A decrescendo early diastolic murmur is heard at…
- USMLE Step 1 · medium41. A 3 year old boy is brought to the emergency department because of persistent fever for 6 days. He has conjunctival injection, cracked lips, a strawberry tongue, a diffuse rash,…
- USMLE Step 1 · hard42. A 61-year-old woman with metastatic pancreatic adenocarcinoma presents with acute right arm weakness. Vital signs: BP 128/76 mmHg, HR 92/min, RR 16/min, Temp 37.2°C, SpO2 98% on…
- USMLE Step 1 · hard43. A 28-year-old woman with systemic lupus erythematosus presents with progressive fatigue and exertional dyspnea. Vital signs: BP 118/76 mmHg, HR 92 bpm, RR 18, Temp 37.2°C, SpO2…
- USMLE Step 1 · medium44. A 12 year old boy is brought to the clinic because of fever, migratory joint pain, and shortness of breath 3 weeks after a sore throat that resolved without treatment. Examinati…
- USMLE Step 1 · medium45. A 38 year old man is evaluated for exertional dyspnea. He has no history of rheumatic fever. Physical examination reveals a systolic ejection click and a harsh crescendo decresc…
- USMLE Step 1 · medium46. A 68 year old man with a 45 pack year smoking history has progressive dyspnea, chronic productive cough, and bilateral leg swelling. Physical examination shows elevated jugular…
- USMLE Step 1 · medium47. 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…
- USMLE Step 1 · hard48. 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 c…