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Postacute C-reactive protein levels are elevated in cervical artery dissection

Just Genius1, Tuan Dong-Si, Armin P Grau

  • 1Department of Psychiatry, Ludwig-Maximilian-Universität, Munich, Germany.

Stroke
|March 12, 2005
PubMed

Insights

Elevated C-reactive protein (CRP) is linked to cervical artery dissection (CAD) in younger adults. This suggests inflammation plays a role in CAD pathogenesis, independent of traditional risk factors.

Area of Science:

  • Cardiovascular Medicine
  • Neurology
  • Inflammation Research

Background:

  • C-reactive protein (CRP) is a known marker for atherosclerosis and stroke, primarily studied in elderly populations.
  • The association between CRP and spontaneous cervical artery dissection (CAD) or cryptogenic stroke in younger individuals remains less understood.

Purpose of the Study:

  • To investigate the relationship between high-sensitivity C-reactive protein (hs-CRP) levels and cerebral ischemia in patients under 60.
  • To determine if elevated CRP is associated with large artery atherosclerosis (LAA), CAD, or cryptogenic stroke.

Main Methods:

  • hs-CRP levels were measured in 62 patients (<60 years) with ischemic stroke (LAA, CAD, cryptogenic) and 54 age- and sex-matched controls.
  • Receiver operating characteristic (ROC) curve analysis identified the optimal CRP cutoff for risk stratification.

Main Results:

  • CRP levels were significantly elevated in patients with LAA and CAD compared to controls (P<0.001 and P=0.0013, respectively).
  • Patients with cryptogenic stroke did not show elevated CRP levels.
  • A CRP cutoff of 0.71 mg/L was independently associated with a history of CAD (P=0.005) after adjusting for conventional risk factors.

Conclusions:

  • Elevated CRP is strongly associated with cervical artery dissection (CAD), independent of conventional cardiovascular risk factors.
  • These findings suggest that inflammatory mechanisms may contribute to the pathogenesis of CAD.
  • Larger studies are recommended to confirm these results and further elucidate the role of inflammation in CAD.
Abstract

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