Pediatric UTI

Overview

Urinary tract infections in children can present differently than in adults, particularly in infants, and always warrant evaluation for an underlying cause, especially after a first infection.

Symptoms

●Fever without an obvious source, especially in infants

●Pain or burning during urination

●Frequent urination or new-onset bedwetting

●Foul-smelling urine

●Poor feeding or irritability in infants

Causes

Bacterial infection is the direct cause, often linked to underlying anatomical factors such as vesicoureteral reflux in children with recurrent infections.

Risk Factors

Female gender (after infancy) — Girls are more prone to UTIs after early infancy.

Uncircumcised male infants — Carry a somewhat higher UTI risk in the first year.

Vesicoureteral reflux — A common underlying factor in recurrent childhood UTIs.

Constipation — Can contribute to incomplete bladder emptying and infection risk.

Diagnosis

A urine test and culture confirm the infection; imaging such as ultrasound or a VCUG is considered after a first UTI in young children or with recurrent infections.

Complications If Untreated

Recurrent or delayed-treatment infections raise the risk of kidney scarring.

Prevention Tips

Good hygiene, treating constipation, and prompt treatment of infections all help prevent recurrence.

Lifestyle Advice

Completing the full prescribed antibiotic course and attending any recommended follow-up imaging protects long-term kidney health.