Coronary Artery Disease USMLE Step 1 Practice Question
A 47-year-old woman returns from a 12-hour international flight and develops acute left calf pain, swelling, and warmth. Vital signs: BP 132/84 mmHg, HR 98 bpm, RR 18, temp 37.2°C, SpO2 98% on room air. She takes an estrogen-containing oral contraceptive. Bilateral lower extremity ultrasound shows left popliteal vein thrombosis with normal right leg vasculature. She denies chest pain and dyspnea. Which diagnosis best explains her presentation?
Answer choices
- AChronic venous insufficiency
- BAcute arterial embolism
- CDeep venous thrombosisCorrect answer
- DBuerger disease
- EPeripheral arterial disease
- FAcute cellulitis with secondary lymphedema
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