Risk of stroke and recurrent dissection after a cervical artery dissection: a multicenter study

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E Touzé1, J-Y Gauvrit, T Moulin

  • 1Department of Neurology, Hôpital Sainte-Anne and Paris V University, Paris, France. touze@chsa.broca.inserm.fr

Neurology
|November 26, 2003
PubMed

Insights

Patients experiencing a first cervical artery dissection (CAD) event have a very low risk of recurrent stroke or dissection. Most ischemic events are not linked to chronic arterial issues, indicating a favorable prognosis after initial CAD.

Area of Science:

  • Neurology
  • Vascular Medicine
  • Epidemiology

Background:

  • Cervical artery dissection (CAD) is a significant cause of stroke in young adults.
  • Understanding recurrence risk is crucial for patient management and prognosis.

Purpose of the Study:

  • To evaluate the incidence of recurrent stroke, transient ischemic attack (TIA), or dissection following a first CAD event.
  • To identify factors associated with recurrence after initial CAD.

Main Methods:

  • A historical cohort study was conducted involving 459 patients with a first CAD event.
  • Patient data were retrospectively collected and validated by neurologists and radiologists.
  • Follow-up included phone interviews or visits in 2002, with a mean follow-up of 31 months.

Main Results:

  • Four hundred fifty-nine patients were included, with a mean age of 44.0 years.
  • Recurrent ischemic stroke occurred in 0.9% of patients (n=4) after a mean follow-up of 31 months.
  • Eight patients (1.8%) experienced TIA without CAD recurrence, and four patients (0.9%) had recurrent CAD without stroke.

Conclusions:

  • The risk of recurrent ischemic events or dissection after a first CAD event is very low.
  • Ischemic events following CAD appear infrequently related to chronic arterial lesions.
Abstract

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