Characteristics of First Urinary Tract Infection With Fever in
Children: A Prospective Clinical and Imaging Study The Pediatric
Infectious Disease Journal, 04/18/2011 Ismaili Khalid et al. -
Girls represent 63% of cases with first urinary tract infection
(UTI). For 91% of UTIs, Escherichia coli is held responsible
with a high rate of resistance to ampicillin and
trimethoprim/sulfamethoxazole. US is an excellent screening tool
that allows avoidance of unjustified voiding cystourethrography
studies.Methods - The authors prospectively followed (median, 20
months) 209 children treated for first febrile UTI. - Renal
ultrasound (US) and voiding cystourethrography examinations were
performed in all patients. - Among the children, 63% were
females and 37% were males, and 75% of them had their first UTI
before the age of 2 years. - The most common causative agent was
Escherichia coli (91% of cases) with high rate resistance to
ampicillin (58%) and trimethoprim/sulfamethoxazole (38%). - Of
these children, 25% had evide