Coronary Artery Disease USMLE Step 1 Practice Question
A 62-year-old man with hyperlipidemia and active smoking (1 pack daily) presents with substernal chest pressure that occurs predictably with uphill walking and resolves within 5 minutes of rest. Vital signs: BP 148/92 mmHg, HR 88 bpm, RR 16, temp 37°C, SpO2 98% on room air. Troponin and myoglobin are normal. ECG shows no acute ST changes. He denies dyspnea or diaphoresis. Which diagnosis best explains his presentation?
Answer choices
- AStable anginaCorrect answer
- BNSTEMI
- CAortic dissection
- DPrinzmetal angina
- ECardiac tamponade
- FAcute coronary syndrome with coronary vasospasm
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