Coronary Artery Disease USMLE Step 1 Practice Question
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 cardiac catheterization for angina. Vital signs: BP 158/92, HR 98, RR 18, Temp 37.2°C, SpO2 98% on room air. Distal pulses remain palpable bilaterally. He denies rash, fever, or constitutional symptoms. Creatinine increased from 1.1 to 2.8 mg/dL. Which diagnosis best explains this clinical presentation?
Answer choices
- AInfective endocarditis
- BCholesterol embolization syndromeCorrect answer
- CAcute arterial thrombosis
- DDeep venous thrombosis
- EContrast induced nephropathy
- FAtheroembolic renal disease secondary to statin discontinuation
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