Susceptibilities Pending in Pediatrics — 4yo Child | Pediatric Infectious | SMLE Q#589
SMLE Question #589
Pediatrics
Pediatric Infectious
Last updated: February 2026
A 4-year-old boy has 2 days of fever, suprapubic pain, foul-smelling urine, irritability, and reluctance to void. He has immediate-type allergies to penicillins (urticaria and wheezing) and sulfonamides. Urinalysis shows pyuria and positive nitrites. Urine culture grows Escherichia coli with susceptibilities pending. Which of the following is the most appropriate antibiotic therapy for this child?
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