Bladder Infection in Children Underlying Cause
Bacterial infections cause over 80 percent of urinary tract infections. Usually, the source of the bacteria is the stool or the vagina. Bacteria enter the urethra, and then spread to the bladder of kidneys. E. coli bacteria are the most common cause of urinary tract infection.
Less common bacterial causes of urinary tract infections in children include:
- Staphylococcus saprophyticus
- Staphylococcus aureus
- Klebsiella pneumoniae
- Proteus mirabilis
- Pseudomonas aeruginosa
- Enterobacter species
Rare causes of urinary tract infections in children include:
Continue to Bladder Infection in Children Types
- Hellerstein S. Antibiotic treatment for urinary tract infections in pediatric patients. Minerva Pediatr. 2003 Oct;55(5):395-406. 
- Ma JF, Shortliffe LM. Urinary tract infection in children: etiology and epidemiology. Urol Clin North Am. 2004 Aug;31(3):517-26, ix-x. 
- van der Voort J, Edwards A, Roberts R, Verrier Jones K. The struggle to diagnose UTI in children under two in primary care. Fam Pract. 1997 Feb;14(1):44-8.