General Pathology USMLE Step 1 Practice Question
A 52 year old woman is evaluated for severe headache and blurry vision. Blood pressure is 248 over 138 mm Hg. Funduscopic examination shows papilledema and flame hemorrhages. Serum creatinine is elevated, and urinalysis shows hematuria with mild proteinuria. Renal biopsy of small arterioles would most likely demonstrate which of the following?
Answer choices
- ABright eosinophilic fibrin like material in the vessel wallCorrect answer
- BMetaplastic change from columnar to squamous epithelium
- CLiquefaction with neutrophil rich abscess formation
- DCaseation with central acellular debris
- EGranulomatous inflammation with giant cells
- FHyaline arteriolosclerosis with homogeneous pink material in vessel walls
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