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Collecting And Measuring Wound Exudate Biochemical Mediators In Surgical Wounds
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Comparative study of cytokine content in the plasma and wound exudate from children with severe burns

E V Mikhal'chik1, J A Piterskaya, L Y Budkevich

  • 1Russian State Medical University, Moscow, Russia. lemik2007@yandex.ru

Bulletin of Experimental Biology and Medicine
|April 17, 2010
PubMed

Insights

Severe burns elevate specific inflammatory cytokines in children. Complicated burns show significantly higher cytokine levels than uncomplicated burns, indicating a heightened systemic inflammatory response.

Area of Science:

  • Immunology
  • Pediatric Medicine
  • Burn Injury Research

Background:

  • Severe burns trigger complex inflammatory responses in children.
  • Cytokine profiles are crucial indicators of burn severity and complications.
  • Understanding local and systemic inflammation is key to managing burn patients.

Purpose of the Study:

  • To compare cytokine concentrations in children with severe uncomplicated versus complicated burns.
  • To investigate the role of cytokines in the systemic and local inflammatory response post-burn.
  • To explore the relationship between plasma and wound exudate cytokine levels and myeloperoxidase activity.

Main Methods:

  • Measurement of 27 cytokines in blood plasma from pediatric burn patients.
  • Comparison of cytokine levels between uncomplicated burn patients, complicated burn patients, and healthy controls.
  • Analysis of cytokine concentrations and myeloperoxidase activity in wound exudates over time.

Main Results:

  • Children with complicated burns exhibited significantly higher levels of multiple cytokines (IL-1RA, IL-6, IL-8, IL-10, TNF-α, IFN-γ, MCP-1, G-CSF) compared to uncomplicated burns and healthy children.
  • Elevated levels of IL-6, IL-8, and MCP-1 were observed in uncomplicated burn patients.
  • Wound exudates showed increased levels of IL-1β, IL-8, MCP-1, TNF-α, MIP-1α, and GM-CSF compared to plasma, suggesting the wound as a source of inflammation.
  • Myeloperoxidase activity correlated with MIP-1α, TNF-α, and GM-CSF levels in wound exudates.

Conclusions:

  • The severity of burn injury in children is associated with distinct systemic cytokine profiles.
  • The burn wound acts as a significant source of inflammatory cytokines during active surgical treatment.
  • Cytokines contribute to both local inflammation and systemic responses, influencing neutrophil activity in burn wounds.

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