1
A 5-year-old boy presents with reduced urine output and edema after 3 days of severe diarrhea and vomiting. Laboratory tests show BUN 90 mg/dL, creatinine 1.4 mg/dL, urine sodium 8 mEq/L, and FeNa 0.6%. What is the most likely diagnosis?
B
Prerenal acute kidney injury
D
Acute interstitial nephritis