Acute Kidney Injury USMLE Step 1 Practice Question
A 39 year old woman with chronic hepatitis C infection presents with edema, hypertension, and dark urine. Urinalysis shows proteinuria and hematuria. Serum complement levels are low. Renal biopsy reveals hypercellular glomeruli with tram track splitting of the basement membrane on light microscopy. Which of the following is the most likely diagnosis?
Answer choices
- AAcute tubular necrosis
- BDiabetic nephropathy
- CMinimal change disease
- DIgA nephropathy
- EMembranoproliferative glomerulonephritisCorrect answer
- FCryoglobulinemic vasculitis with type II mixed cryoglobulins and MPGN-pattern GN
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