Adherence to the 2011 American Academy of Pediatrics Urinary Tract Infection Guidelines for Voiding Cystourethrogram

Deborah L Jacobson1, Rachel Shannon2, Earl Y Cheng1

  • 1Department of Urology, Northwestern University, Chicago, IL; Division of Pediatric Urology, Ann & Robert H. Lurie Children's Hospital of Chicago, Chicago, IL.

Urology
|February 9, 2019
PubMed

Insights

Guideline adherence for voiding cystourethrograms was inconsistent, with specialists showing higher adherence. Adherence did not improve detection of abnormalities in young children, suggesting a need to revise current pediatric urinary tract infection imaging guidelines.

Area of Science:

  • Pediatric Nephrology
  • Urology
  • Diagnostic Imaging

Background:

  • The American Academy of Pediatrics provides guidelines for voiding cystourethrogram (VCUG) use after urinary tract infections (UTIs) or abnormal renal ultrasounds.
  • Current guidelines primarily target children aged 2-24 months, but are often applied to broader age groups.
  • The impact of adherence to these VCUG guidelines on detecting vesicoureteral reflux (VUR) is not well-established.

Purpose of the Study:

  • To assess adherence rates to established VCUG guidelines in a pediatric population.
  • To investigate the association between adherence to VCUG guidelines and the detection of abnormalities, specifically VUR.
  • To analyze guideline adherence and outcomes in different age groups, particularly those within the 2-24 month target range.

Main Methods:

  • A retrospective review of 365 children who underwent VCUG between January 2012 and December 2013 at a single institution.
  • Exclusion of children with pre-existing genitourinary abnormalities.
  • Analysis of guideline adherence, VUR detection rates, and associated factors using univariate, multivariate, and subgroup analyses.

Main Results:

  • Overall guideline adherence for VCUG ordering was 60.3%, with higher adherence observed among urologists/nephrologists (76.4%) compared to pediatricians/others (51.7%).
  • Abnormal VCUG findings were present in 31.8% of all children and 26.2% of those aged 2-24 months.
  • Guideline adherence was associated with a higher likelihood of abnormal VCUG results in the overall cohort (P=.02) but not in the 2-24 month subgroup (P=.95).

Conclusions:

  • Adherence to VCUG ordering guidelines varies by medical specialty and is not consistently associated with detecting urinary tract abnormalities in children aged 2-24 months.
  • The findings suggest that current guidelines may require revision, particularly regarding their application to younger children.
  • Further multicenter studies are recommended to validate these findings and inform potential revisions to pediatric UTI imaging recommendations.
Abstract

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