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Sonographic evaluation of bladder volume in diabetic children and adolescents compared with nondiabetic subjects

Juni Carvalho Castro1, Aroldo Fernando Camargos, Eugênio Andrade Goulart

  • 1Rua Ceará, 195/507 Santa Efigênia, Belo Horizonte MG-30150.310, Brazil. juni@medicina.ufmg.br

Journal of Ultrasound in Medicine : Official Journal of the American Institute of Ultrasound in Medicine
|September 28, 2004
PubMed

Insights

Diabetic children and adolescents show increased bladder volume and postvoiding residuals compared to controls. Sonographic evaluation is recommended for routine assessment in type 1 diabetes management.

Area of Science:

  • Pediatric Endocrinology
  • Urology
  • Medical Imaging

Background:

  • Diabetic patients often experience increased bladder volume and postvoiding residuals, potentially leading to urinary tract infections and impaired renal function.
  • Early detection of bladder dysfunction in diabetic youth is crucial for preventing long-term complications.

Purpose of the Study:

  • To compare bladder volume in diabetic children and adolescents with that of age-matched nondiabetic subjects.
  • To identify factors influencing bladder volume in diabetic youth.

Main Methods:

  • Sonographic examination of bladder volume in 247 diabetic and 228 control subjects (ages 3-21).
  • Measurements included full bladder volume, postvoiding residual volume after spontaneous and forced voiding.
  • Data analyzed using Chi2 test, ANOVA, Kruskal-Wallis, and multivariate regression.

Main Results:

  • Diabetic subjects had significantly larger median full bladder volume (268 mL vs. 220 mL) and higher postvoiding residual volumes (P <.0001).
  • Multivariate analysis revealed that diabetes, age over 9 years, and female sex were associated with increased full bladder volume.

Conclusions:

  • Sonographic evaluation indicates incipient bladder dysfunction in diabetic patients.
  • Increased bladder volume is associated with age, female sex, and mean glycosylated hemoglobin.
  • Bladder volume assessment via sonography should be integrated into routine care for type 1 diabetes patients.
Abstract

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