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Delayed compared with immediate use of peritoneal catheter in pediatric peritoneal dialysis
U D Patel1, T A Mottes, J T Flynn
1Department of Internal Medicine and Department of Pediatrics and Communicable Diseases, University of Michigan Health System, Ann Arbor, Michigan, USA.
Insights
Delayed peritoneal catheter use in children undergoing chronic peritoneal dialysis (PD) showed no significant benefits over immediate use. Immediate use may increase dialysate leaks, while delayed use might raise infection risks, requiring further study.
Area of Science:
- Pediatric Nephrology
- Renal Replacement Therapy
Background:
- Catheter-related complications are a concern in pediatric peritoneal dialysis (PD).
- The optimal timing for initiating PD catheter use (immediate vs. delayed) in children remains unclear.
- Previous studies have not specifically evaluated the risks and benefits in pediatric populations.
Purpose of the Study:
- To compare the incidence of catheter-related complications in children undergoing PD with immediate versus delayed catheter use.
- To identify potential risks and benefits associated with each approach in pediatric patients.
Main Methods:
- Retrospective analysis of 33 peritoneal catheter placements in 27 children (1997-2000).
- Group I: 11 catheters used immediately after insertion.
- Group D: 22 catheters used after an average delay of 20 days.
- Evaluation of complications within the first 3 months, including dialysate leak, infection, and mechanical issues.
Main Results:
- Overall complication rates were similar between immediate (Group I) and delayed (Group D) use.
- Dialysate leaks were more frequent in Group I (0.36 vs. 0.09).
- Infectious complications, including exit-site/tunnel infections and peritonitis, were more common in Group D (0.14 vs. 0.09 and 0.36 vs. 0.18, respectively).
Conclusions:
- Delayed peritoneal catheter use in children does not appear to offer significant advantages over immediate use.
- Immediate use may be associated with a higher risk of dialysate leaks.
- Delayed use might be linked to an increased risk of infectious complications.
- Larger studies are needed to confirm these preliminary findings in pediatric PD patients.
Abstract:
Delayed use of the peritoneal catheter may be one method of reducing catheter-related complications in chronic peritoneal dialysis (PD); however, the risks and benefits of immediate as compared with delayed use have not been examined in children. We retrospectively analyzed 33 peritoneal catheter placements in 27 children between 1997 and 2000. Eleven catheters were used for PD immediately following insertion (group I); 22 catheters were used only after a delay averaging 20 days (group D). Characteristics of the children in the two groups were similar. Catheter-related complications within the first 3 months after placement--including dialysate leak, fibrin plug, outflow obstruction, cuff extrusion, herniation, exit-site and tunnel infection, peritonitis, and catheter revision and replacement--were evaluated. Rates of individual complications in the two groups were similar, but several trends were noted. Dialysate leaks were more common in group I (rate of 0.36 in group I vs 0.09 in group D), and infectious complications were more common in group D (rate of exit-site or tunnel infection of 0.14 in group D vs 0.09 in group I; rate of peritonitis of 0.36 in group D vs 0.18 in group I). We conclude from this small study that delayed use of the peritoneal catheter does not appear to convey significant advantages over immediate use; however, immediate use may be associated with more frequent dialysate leaks. On the other hand, delayed use may be associated with a greater risk of infection. Further studies involving larger numbers of children will be necessary to confirm these findings.