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Randomized Controlled Trial on Adjunctive Lavage for Severe Peritonitis.

Steve S Wong1, Wai-Yan Lau2, Yim-Yuk Tse2

  • 1Department of Medicine, Alice Ho Miu Ling Nethersole Hospital, Hong Kong stevesmwong@gmail.com.

Peritoneal Dialysis International : Journal of the International Society for Peritoneal Dialysis
|July 25, 2019
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Summary
This summary is machine-generated.

Adjunctive peritoneal lavage (PD) did not improve overall outcomes for severe PD-related peritonitis. However, it may benefit patients with high C-reactive protein (CRP) levels, indicating more severe infections.

Keywords:
ComplicationTenckhoff catheterend-stage renal diseaseperitoneal dialysis

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Area of Science:

  • Nephrology
  • Infectious Diseases
  • Critical Care Medicine

Background:

  • Peritoneal dialysis (PD)-related peritonitis can lead to poor patient response to antibiotics.
  • Severe cases necessitate exploring enhanced treatment strategies beyond standard antibiotic therapy.

Purpose of the Study:

  • To investigate if adjunctive peritoneal lavage improves treatment outcomes in severe PD-related peritonitis.
  • To assess the efficacy of continuous lavage in removing bacteria and inflammatory cells.

Main Methods:

  • Randomized controlled trial comparing adjunctive lavage (days 3-5/6) versus standard care in severe PD peritonitis patients.
  • Severe peritonitis defined by poor antibiotic response and high PD effluent leukocyte count (>1,090/mm³ on day 3).
  • Primary outcome was treatment success; secondary analysis included C-reactive protein (CRP) for severity stratification.

Main Results:

  • Overall treatment success rates were similar between lavage (75%) and control (70%) groups.
  • High day 3 C-reactive protein (CRP) levels predicted treatment failure.
  • Adjunctive lavage maintained higher treatment success in patients with elevated CRP compared to the control group.

Conclusions:

  • Adjunctive peritoneal lavage did not significantly improve overall treatment success for severe PD peritonitis.
  • Lavage may offer a potential benefit for patients with severe peritonitis, particularly those with high CRP levels.