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Nutrition in dialysis patients.
1Department of Nephrology, Institute of Medical Sciences, Banaras Hindu University, Varanasi-221 005.
The Journal of the Association of Physicians of India
|March 29, 2001
Summary
Malnutrition is a significant issue for dialysis patients, often preceding dialysis initiation. Proper nutritional assessment and tailored interventions, including adequate protein, calories, and micronutrients, are crucial for improving outcomes in chronic renal failure patients.
Area of Science:
- Nephrology
- Clinical Nutrition
Background:
- Malnutrition is a prevalent and multifactorial clinical problem in patients with chronic renal failure (CRF), particularly when glomerular filtration rate (GFR) drops below 10 ml/min.
- Dialysis procedures can exacerbate malnutrition through the loss of proteins and essential nutrients, leading to increased morbidity and mortality.
- Poor nutritional status in dialysis patients is linked to adverse outcomes such as delayed healing, fatigue, infections, and impaired rehabilitation.
Purpose of the Study:
- To emphasize the critical need for nutritional assessment in all dialysis patients.
- To highlight the importance of maintaining optimal nutritional status through adequate intake and supplementation.
- To underscore the necessity of individualized nutritional therapy, especially during periods of stress like infection or surgery.
Main Methods:
- Nutritional assessment for all dialysis patients.
- Ensuring adequate protein and calorie intake.
- Individualized supplementation of iron, calcium, minerals, and water-soluble vitamins.
- Intensive nutrition therapy during critical conditions (infection, surgery).
- Considering Total Parenteral Nutrition (TPN) via central venous catheter in intensive care, prioritizing enteral nutrition when feasible.
- Providing dietary counseling for both hemodialysis and peritoneal dialysis patients post-dialysis.
Main Results:
- Malnutrition is common in chronic renal failure (CRF) patients before dialysis initiation.
- Dialysis can worsen malnutrition due to nutrient loss.
- Adequate protein, calories, and micronutrient supplementation are vital for dialysis patients.
- Individualized nutritional support is essential.
- Intensive nutrition therapy is required during stress.
- Enteral nutrition is preferred over parenteral nutrition.
Conclusions:
- All dialysis patients require regular nutritional assessment.
- Maintaining good nutritional status is paramount for reducing morbidity and mortality.
- Individualized nutritional support, including dietary counseling, is key for hemodialysis and peritoneal dialysis patients.
- Nutritional needs increase during infection or surgery, necessitating intensive therapy.