Management of sepsis during MARS treatment in acute on chronic liver failure

G Novelli1, V Morabito, F Pugliese

  • 1Dipartimento P. Stefanini, Chirurgia Generale e Trapianti d'Organo, Sapienza Università di Roma, Rome, Italy. novelligilnardo@virgilio.it

Abstract

Insights

Early endotoxin detection using EAA in acute liver failure patients treated with polymyxin-B hemoperfusion (PMX-DHP) and MARS dialysis improved outcomes. All patients receiving PMX-DHP and MARS survived 30 days, showing reduced inflammatory markers.

Area of Science:

  • Hepatology
  • Critical Care Medicine
  • Immunology

Background:

  • Acute liver failure superimposed on chronic liver disease (AoCLF) presents significant challenges.
  • Systemic inflammatory response syndrome (SIRS) and suspected infection are common complications.
  • Early endotoxin detection is crucial for timely intervention.

Purpose of the Study:

  • To evaluate the 30-day outcomes of early endotoxin detection using the endotoxin activity assay (EAA).
  • To assess the efficacy of polymyxin-B hemoperfusion (PMX-DHP) combined with albumin dialysis (MARS) in AoCLF patients.
  • To investigate the impact of combined therapy on inflammatory markers and clinical status.

Main Methods:

  • 10 AoCLF patients with SIRS and positive EAA (>0.60) were studied.
  • Patients were divided into two groups: Group A (PMX-DHP + MARS) and Group B (MARS only).
  • EAA, MELD scores, and encephalopathy grades were assessed; inflammatory markers (lactate, IL-6, TNF-α) were monitored.

Main Results:

  • The combined PMX-DHP and MARS therapy (Group A) resulted in a median EAA reduction to 0.42.
  • Significant improvements in liver and kidney function, lactate, IL-6, and TNF-α were observed in Group A.
  • All 5 patients in Group A survived the 30-day follow-up, while one patient in Group B developed sepsis and multiorgan failure.

Conclusions:

  • Early EAA diagnosis in AoCLF patients can help prevent sepsis progression.
  • Combined PMX-DHP and MARS treatment shows promise for rapid clinical improvement in AoCLF patients.
  • Extracorporeal therapies effectively reduce endotoxin levels and inflammatory cytokines.

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