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A Magnetic Resonance Imaging-based Computational Protocol for Analysis of Plaque Morphology and Hemodynamics in Patients with Carotid Artery Stenosis
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[Analysis of risk factors for cerebrovascular complications after carotid endarterectomy]

Y G Yang1, Z Chen, L Kou

  • 1Department of Vascular Surgery, Beijing Anzhen Hospital, Capital Medical University, Beijing 100029, China.

Zhonghua Yi Xue Za Zhi
|June 13, 2019
PubMed

Insights

Systolic blood pressure before carotid artery clamping and stump pressure to basic systolic blood pressure index (SSI) > 0.25 are key risk factors for cerebrovascular complications after carotid endarterectomy (CEA). Monitoring these can improve patient outcomes.

Area of Science:

  • Vascular Surgery
  • Neurology
  • Cardiology

Background:

  • Carotid endarterectomy (CEA) is a crucial procedure for treating ischemic stroke caused by atherosclerotic carotid artery stenosis.
  • Identifying risk factors for cerebrovascular complications post-CEA is essential for improving surgical outcomes and patient safety.

Purpose of the Study:

  • To evaluate the risk factors associated with cerebrovascular complications following carotid endarterectomy (CEA).
  • To enhance the effectiveness of CEA in managing ischemic stroke patients.

Main Methods:

  • Retrospective analysis of clinical data from 295 patients who underwent CEA for atherosclerotic carotid artery stenosis.
  • Utilized logistic regression analysis to identify single-factor and multi-factor independent risk factors for postoperative cerebrovascular complications.

Main Results:

  • Single-factor analysis identified severe lower limb artery stenosis, pre-clamping systolic and diastolic blood pressure, stump pressure, and post-operative diastolic blood pressure as influencing factors.
  • Multi-factor analysis revealed that diastolic blood pressure before carotid artery clamping and a stump pressure to basic systolic blood pressure index (SSI) > 0.25 were independent risk factors for postoperative cerebrovascular complications.

Conclusions:

  • Systolic blood pressure before carotid artery clamping and SSI > 0.25 are independent risk factors for post-CEA cerebrovascular complications.
  • Close patient follow-up and appropriate medical management post-CEA may help reduce the incidence of these complications and subsequent carotid artery restenosis.

Keywords:
Carotid arteriesEndarterectomy, carotidRisk factorsStump pressure to basic systolic blood pressure index

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