Severe extracranial carotid atherosclerosis in young adults

K D Rodman1, A J Furlan

  • 1From the Cerebrovascular Center, Department of Neurology, Cleveland Clinic Foundation, 9500 Euclid Avenue, Cleveland, OH, U.S.A.

Insights

Younger adults experiencing stroke often have nonatherosclerotic causes. However, for those under 45 undergoing carotid endarterectomy, smoking is the primary risk factor, alongside hyperlipidemia and family history.

Area of Science:

  • Vascular Surgery
  • Cerebrovascular Disease
  • Cardiovascular Risk Factors

Background:

  • Stroke in adults under 50 typically involves nonatherosclerotic causes.
  • Atherosclerotic carotid stenosis is less commonly studied in younger populations.

Purpose of the Study:

  • To investigate the risk factor profile of patients under age 45 who underwent carotid endarterectomy for severe atherosclerotic stenosis.
  • To identify key risk factors differentiating younger patients with carotid atherosclerosis from older counterparts.

Main Methods:

  • Retrospective review of 41 patients under age 45 who underwent carotid endarterectomy.
  • Analysis of risk factors including smoking, hyperlipidemia, family history, coronary atherosclerosis, and hypertension.

Main Results:

  • Smoking emerged as the most significant risk factor in this young cohort.
  • Hyperlipidemia, family history, and concurrent coronary atherosclerosis were also prominent risk factors.
  • Hypertension was a less critical risk factor compared to older patients with carotid disease.

Conclusions:

  • Younger patients undergoing carotid endarterectomy for atherosclerotic stenosis present a distinct risk factor profile.
  • Smoking cessation is crucial for younger individuals at risk of atherosclerotic carotid disease.
  • Further research into nonatherosclerotic causes in younger stroke patients remains important.

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