Coronary Artery Disease USMLE Step 1 Practice Question
A 66-year-old man with type 2 diabetes and 40 pack-year smoking history presents with cramping calf pain after walking two blocks that resolves with rest. Vital signs: BP 158/92, HR 88, RR 16, temp 37°C, SpO2 98%. Physical exam reveals diminished dorsalis pedis pulses bilaterally and cool feet. ABI is 0.62. Coronary angiography performed for chest pain shows 70% left anterior descending stenosis. No acute coronary syndrome on troponin. What is the most likely diagnosis?
Answer choices
- AChronic venous insufficiency
- BCellulitis
- CLymphedema
- DPeripheral arterial diseaseCorrect answer
- EDeep venous thrombosis
- FCompartment syndrome
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