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Coupled plasma filtration adsorption.

Rinaldo Bellomo1, Ciro Tetta, Claudio Ronco

  • 1Department of Intensive Care, Austin & Repatriation Medical Centre, Studley Rd, 3084, Heidelberg, Victoria, Melbourne, Australia. rinaldo.bellomo@armc.org.au

Intensive Care Medicine
|June 28, 2003
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This summary is machine-generated.

Coupled Plasma Filtration Adsorption (CPFA) shows promise for treating septic shock by removing harmful mediators from blood. This blood purification technique improved patient immune cell function and reduced hypotension in clinical trials.

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Area of Science:

  • Critical Care Medicine
  • Nephrology
  • Immunology

Background:

  • Severe sepsis and septic shock are leading causes of death in intensive care units.
  • The exact pathogenesis is unclear, but mediators like peptides and lipids contribute to organ dysfunction.
  • Attenuating the effects of these mediators may offer a therapeutic strategy.

Purpose of the Study:

  • To evaluate the efficacy of Coupled Plasma Filtration Adsorption (CPFA) in treating human septic shock.
  • To assess the impact of CPFA on hemodynamic stability and immune cell function in septic shock patients.

Main Methods:

  • CPFA, a blood purification technique using specialized sorbents, was applied to human septic shock patients.
  • Ex vivo and animal studies demonstrated mediator adsorption and improved outcomes.
  • Clinical application involved assessing hypotension and monocyte response to endotoxin.

Main Results:

  • CPFA successfully attenuated hypotension in patients with septic shock.
  • The treatment significantly altered the immuno-paralytic toxicity of septic plasma.
  • Monocytes from treated patients showed improved responsiveness to endotoxin.

Conclusions:

  • CPFA is a promising blood purification approach for sepsis treatment.
  • Findings support the humoral theory of sepsis and highlight immunosuppression as a key factor.
  • Further investigation into blood purification for septic shock is warranted.