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[Dialysis dose, nutrition and growth among pediatric patients on peritoneal dialysis]

Francisco Cano1, Marta Azócar, Verónica Marín

  • 1Hospital Luis Calvo Mackenna, Departamento Pediatría Oriente, Facultad de Medicina, Universidad de Chile. fcano@med.uchile.cl

Revista Medica De Chile
|February 1, 2006
PubMed

Insights

Nitrogen Balance is key for growth in pediatric peritoneal dialysis (PD) patients. Maintaining a Nitrogen Balance between 0.54 and 2.37 g/kg/day promotes positive growth, with residual Kt/V also playing a role.

Area of Science:

  • Pediatric Nephrology
  • Renal Replacement Therapy
  • Growth and Development

Context:

  • Stunting is a prevalent complication in children undergoing chronic peritoneal dialysis (PD).
  • Optimizing growth parameters is crucial for long-term outcomes in pediatric PD patients.
  • Urea kinetic modeling provides insights into dialysis adequacy and metabolic status.

Purpose:

  • To identify key urea kinetic variables associated with improved growth in pediatric PD patients.
  • To establish optimal target ranges for these variables to promote catch-up growth.
  • To inform clinical practice for managing growth in this vulnerable population.

Summary:

  • A study involving 20 pediatric PD patients (1-14 years) analyzed growth and urea kinetic parameters.
  • Nitrogen Balance (NB) emerged as the primary predictor of positive growth (0.54-2.37 g/kg/day).
  • Residual Kt/V (0.43-4.6) was the secondary variable associated with growth, highlighting the importance of both solute clearance and nutritional status.

Impact:

  • This research identifies specific, actionable targets for Nitrogen Balance and residual Kt/V to optimize growth in children on PD.
  • Clinical recommendations include reassessing therapy for NB values outside the 0.54-2.37 g/kg/day range.
  • Findings contribute to evidence-based strategies for improving nutritional and growth outcomes in pediatric PD.
Abstract

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