Acute Kidney Injury USMLE Step 1 Practice Question
A 58 year old woman with long standing diabetes mellitus and chronic back pain presents with gross hematuria. She reports daily use of multiple over the counter pain medications for many years. Urinalysis shows microscopic hematuria and mild proteinuria. CT imaging suggests sloughed papillae. Which of the following is the most likely diagnosis?
Answer choices
- ARenal artery stenosis
- BMinimal change disease
- CPapillary necrosisCorrect answer
- DAutosomal dominant polycystic kidney disease
- EMembranous nephropathy
- FMedullary sponge kidney with tubular ectasia and nephrocalcinosis
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