Acute Kidney Injury USMLE Step 1 Practice Question
A 55-year-old man with type 2 diabetes and hypertension develops acute kidney injury after 2 days of vomiting and diarrhea. Physical exam shows decreased skin turgor and orthostatic hypotension. Serum creatinine is 3.2 mg/dL (baseline 1.1 mg/dL). Urinalysis is normal. FENa is 0.4%. Which of the following is the most likely diagnosis?
Answer choices
- AAcute interstitial nephritis
- BPrerenal acute kidney injuryCorrect answer
- CDiabetic ketoacidosis
- DAcute glomerulonephritis
- EAcute tubular necrosis
- FRhabdomyolysis
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