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Nutritional support during peritoneal dialysis-related peritonitis
1Department of Medicine, University of Mississippi Medical Center, Jackson.
Summary
Early intravenous hyperalimentation in continuous ambulatory peritoneal dialysis (CAPD) patients with peritonitis showed a reduced nitrogen balance. This nutritional therapy may not fully compensate for nitrogen losses during peritonitis.
Area of Science:
- Nephrology
- Clinical Nutrition
- Internal Medicine
Background:
- Peritonitis is a common complication in patients undergoing continuous ambulatory peritoneal dialysis (CAPD).
- Nutritional status can be compromised during peritonitis, necessitating careful management.
- Intravenous (IV) hyperalimentation is a potential therapeutic option for nutritional support.
Purpose of the Study:
- To evaluate the effectiveness of early IV hyperalimentation in maintaining nutritional balance in CAPD patients with peritonitis.
- To compare nitrogen balance in CAPD patients with peritonitis receiving IV hyperalimentation versus those without peritonitis.
Main Methods:
- A study involving seven CAPD patients with peritonitis receiving early IV hyperalimentation.
- A control group of seven CAPD patients without peritonitis.
- Measurement of nitrogen balance (intake vs. output) and caloric intake.
Main Results:
- Patients receiving IV hyperalimentation during peritonitis had a significantly lower mean nitrogen balance (3.7 g/d) compared to controls (9.5 g/d).
- Nitrogen intake was lower in the peritonitis group (17 g/d) than in the control group (22 g/d).
- Nitrogen losses in dialysate were comparable between the peritonitis (13.6 g/d) and control (12.6 g/d) groups.
Conclusions:
- Early IV hyperalimentation in CAPD patients with peritonitis resulted in a reduced positive nitrogen balance.
- The therapy may not fully offset the increased nitrogen demands or losses associated with peritonitis.
- Further research is needed to optimize nutritional strategies for CAPD patients experiencing peritonitis.