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Peritoneal dialysis (PD) offers benefits but often leads to malnutrition. This review highlights factors contributing to protein-energy wasting in PD patients and provides updated nutritional guidelines for better patient outcomes.

Keywords:
Home dialysisNutritionPeritoneal dialysis

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Area of Science:

  • Nephrology
  • Clinical Nutrition

Background:

  • Peritoneal dialysis (PD) is increasingly used for kidney failure, improving quality of life and outcomes.
  • Nutritional challenges, particularly malnutrition and protein-energy wasting, are significant concerns for PD patients.
  • The rising prevalence of PD necessitates a focus on nutritional management within the nephrology community.

Purpose of the Study:

  • To review factors contributing to malnutrition and protein-energy wasting in patients undergoing PD.
  • To evaluate nutritional assessment parameters for protein-calorie malnutrition in PD.
  • To provide updated recommendations for daily caloric, protein, and micronutrient intake in PD patients.

Main Methods:

  • Literature review of factors contributing to malnutrition in PD.
  • Analysis of benefits and limitations of various nutritional assessment tools.
  • Synthesis of current guidelines for nutritional recommendations in PD.

Main Results:

  • Several factors contribute to malnutrition and protein-energy wasting in PD patients.
  • Different nutritional parameters have varying utility in assessing protein-calorie malnutrition.
  • Updated guidelines address caloric, protein, and micronutrient needs, impacting electrolyte balance.

Conclusions:

  • Malnutrition is a critical issue in peritoneal dialysis that requires recognition and management.
  • Optimizing nutritional status in PD patients is essential for better health outcomes.
  • Adherence to updated nutritional guidelines can help mitigate malnutrition and support electrolyte homeostasis.