3-day-old Term in Pediatrics — Case | Pediatric Endocrinology | SMLE Q#12223
SMLE Question #12223
Pediatrics
Pediatric Endocrinology
Objective: OBJ-173
Last updated: February 2026
A 3-day-old term male newborn has poor feeding, repeated vomiting, and lethargy since day 2 of life. He is hypotonic and minimally responsive. His mother notes an unusual sweet odor to the urine. Which of the following is the most likely diagnosis?
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