Dry Mucous Membranes in Pediatrics — 11yo Child | Pediatric Nephrology | SMLE Q#11646
SMLE Question #11646
Pediatrics
Pediatric Nephrology
Objective: OBJ-436
Last updated: February 2026
An 11-year-old boy has had 2 days of profuse vomiting and watery diarrhea. Over the last 12 hours, he has had poor oral intake, reduced urine output, and increasing lethargy. He is drowsy but arousable with dry mucous membranes, sunken eyes, and delayed capillary refill. His breath has a fruity odor. What is the most likely cause of his lethargy?
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