An African-American Man with Unexplained Acute Kidney Injury

A 73-year-old African American man complained of generalized fatigue for two weeks, prompting a lab check and subsequent hospital admission by his primary care physician.

He denied fevers, vomiting, diarrhea, dysuria, gross hematuria, or use of nonsteroidal anti-inflammatory drugs. He had no abdominal, flank, or back pain and denied any history of nephrolithiasis. There was no hesistancy or incontinence. He ...