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Standard peritoneal permeability analysis in children.

Antonia H M Bouts1, Jean-Claude Davin1, Jaap W Groothoff1

  • 1Emma Children's Hospital Academic Medical Center, University of Amsterdam, Amsterdam, The Netherlands.

Journal of the American Society of Nephrology : JASN
|April 20, 2000
PubMed
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Peritoneal dialysis (PD) transport in children shows no significant differences compared to adults when corrected for body surface area. The study found no correlation with age or PD duration, except for an increased restriction coefficient for macromolecules over time.

Area of Science:

  • Nephrology
  • Pediatric Nephrology
  • Peritoneal Dialysis

Background:

  • Peritoneal transport characteristics in children undergoing peritoneal dialysis (PD) are often reported as different from adults.
  • Discrepancies may arise from variations in testing methodologies.

Purpose of the Study:

  • To investigate and compare peritoneal transport characteristics in pediatric patients undergoing PD with adult data.
  • To assess the influence of age and duration of PD treatment on peritoneal membrane function in children.

Main Methods:

  • Performed 31 standard peritoneal permeability analyses (SPA) in 18 pediatric PD patients.
  • Analyzed solute (creatinine, urea, beta(2)-microglobulin, albumin, IgG, alpha(2)-macroglobulin) and fluid transport parameters.
  • Correlated transport parameters with patient age and duration of PD treatment.

Related Experiment Videos

Main Results:

  • No significant differences in peritoneal fluid and solute transport were found between children and adults when corrected for body surface area.
  • No correlation between transport parameters and age or PD duration was observed.
  • An increase in the restriction coefficient for macromolecules was noted with longer PD treatment duration (r = 0.38, P = 0.03).

Conclusions:

  • The peritoneal membrane in children does not exhibit fundamentally different transport characteristics compared to adults.
  • The observed increase in macromolecular restriction with PD duration in children mirrors findings in adult populations.
  • This study challenges the notion of distinct peritoneal membrane behavior in pediatric PD patients.