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How analgesia-sedation alters monocyte mCD14 and HLA-DR levels in patients undergoing cerebral angiography?

Sibel Akyol1, Ercan Tureci, Taner Tanriverdi

  • 1Istanbul University, Cerrahpasa Medical Faculty, Department of Physiology, Istanbul, Turkey.

Turkish Neurosurgery
|December 7, 2013
PubMed

Insights

Analgesia-sedation significantly impacts immune cells like T lymphocytes during cerebral angiography. This suggests a need for tailored anesthetic approaches based on patient immunology to mitigate immune suppression.

Area of Science:

  • Immunology
  • Neuroscience
  • Anesthesiology

Background:

  • Cerebral angiography procedures carry risks that may be influenced by patient immune status.
  • Understanding the immunomodulatory effects of analgesia-sedation is crucial for patient management.

Purpose of the Study:

  • To investigate the impact of analgesia-sedation on Human Leukocyte Antigen - antigen D Related (HLA-DR) and cytokine levels (IL-10, IL-6) in patients undergoing cerebral angiography.
  • To assess changes in immune cell populations following cerebral angiography with and without analgesia-sedation.

Main Methods:

  • A cohort of 41 male patients undergoing cerebral angiography was studied.
  • Patients were divided into two groups: one receiving analgesia-sedation (Group II, n=34) and a control group (Group I, n=7).
  • Venous blood samples were collected pre- and post-procedure for immunological analysis.

Main Results:

  • Analgesia-sedation led to a significant increase in CD4+ and CD19+ T lymphocytes (p < 0.001).
  • The control group (no analgesia-sedation) exhibited a significant increase in CD40, CD154, and MHC-II levels (p < 0.001) post-procedure.
  • Fentanyl and midazolam's effects on immune response appear linked to monocyte and mHLA-DR expression.

Conclusions:

  • Analgesia-sedation, specifically fentanyl and midazolam, influences immune responses, potentially via monocyte and mHLA-DR expression.
  • Future anesthetic strategies should consider individual patient immunological status.
  • Development of anesthetic agents that minimize immune suppression is warranted for patients undergoing cerebral angiography.
Abstract

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