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Pseudofracture: An Acute Peripheral Tissue Trauma Model
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Complement in trauma-Traumatised complement?

Markus S Huber-Lang1, Anita Ignatius2, Jörg Köhl3,4

  • 1Institute of Clinical and Experimental Trauma-Immunology, University Hospital of Ulm, Ulm, Germany.

British Journal of Pharmacology
|September 4, 2020
PubMed
Summary
This summary is machine-generated.

Physical trauma triggers the complement cascade, a key immune response. Dysfunctional complement activation, or complementopathy, can worsen outcomes and complicate trauma treatment, necessitating immunomodulatory strategies.

Keywords:
coagulopathycomplement activationcomplementopathyorgan failuretrauma

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Area of Science:

  • Immunology
  • Trauma Medicine
  • Biochemistry

Background:

  • Physical trauma is a significant global health issue.
  • The innate immune system, including the complement cascade, is activated post-trauma.
  • Complement activation is crucial for tissue repair but can lead to complications.

Purpose of the Study:

  • To explore the role of the complement cascade in trauma response.
  • To investigate the consequences of complement dysregulation (complementopathy) in trauma.
  • To discuss the potential of immunomodulatory approaches in trauma management.

Main Methods:

  • Review of complement system activation pathways in trauma.
  • Analysis of the dual role of complement in tissue repair and pathology.
  • Examination of existing trauma treatments and their impact on complement activation.

Main Results:

  • Excessive or insufficient complement activation can lead to a dysfunctional immune and organ response.
  • Complement activation contributes to remote organ effects following trauma.
  • Standard trauma treatments can inadvertently exacerbate complement activation.

Conclusions:

  • Complementopathy, characterized by altered anaphylatoxin generation and impaired effector functions, parallels coagulopathy.
  • Immunomodulatory strategies offer a promising avenue to rebalance complement activation.
  • Targeting complement activation could significantly improve surgical trauma management and patient outcomes.