Coronary Artery Disease USMLE Step 1 Practice Question
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. Funduscopic examination shows papilledema. Serum creatinine is markedly elevated. Biopsy of a renal arteriole would most likely show which of the following?
Answer choices
- AGranulomatous inflammation with giant cells
- BCalcification of the media without luminal narrowing
- CHomogeneous pink hyaline thickening
- DCholesterol clefts in the lumen
- EOnion skin concentric smooth muscle proliferationCorrect answer
- FFibrinoid necrosis with acute inflammatory infiltrate
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