Importance of preoperative coronary artery examination before performing procedures for carotid artery stenosis

Takanori Uchida1, Ryuzaburo Kanazawa1, Tetsuhiro Higashida1

  • 1Department of Neurosurgery, Nagareyama Central Hospital, Nagareyama, Chiba, Japan.

Insights

Preoperative coronary computed tomography angiography (CTA) screening for patients undergoing carotid artery stenosis treatment can detect asymptomatic coronary artery disease (CAD). Early detection and treatment of CAD improve long-term patient prognosis.

Area of Science:

  • Cardiovascular Medicine
  • Interventional Cardiology
  • Vascular Surgery

Background:

  • Carotid artery stenosis and coronary artery disease (CAD) frequently coexist.
  • Concurrent conditions necessitate integrated treatment strategies.
  • One condition significantly impacts the management of the other.

Purpose of the Study:

  • To evaluate the utility of coronary computed tomography angiography (CTA) as a preoperative assessment tool for patients with carotid artery stenosis.
  • To determine the prevalence of coronary artery disease in patients undergoing treatment for carotid artery stenosis.
  • To assess the impact of preoperative coronary artery screening on treatment decisions and patient outcomes.

Main Methods:

  • Retrospective review of carotid endarterectomy (CEA) and carotid artery stenting (CAS) cases.
  • Analysis of preoperative coronary CTA findings in patients with carotid artery stenosis.
  • Review of concurrent coronary artery disease complications and interventions.

Main Results:

  • Coronary artery stenosis was identified in 32.6% of CEA patients and 41.8% of CAS patients who underwent preoperative coronary CTA.
  • A significant proportion of patients (13.2% CEA, 11.5% CAS) received percutaneous coronary intervention (PCI).
  • Preoperative coronary CTA was performed in a high percentage of patients (81.1% CEA, 74.3% CAS).

Conclusions:

  • Preoperative coronary CTA effectively identifies asymptomatic coronary artery lesions in patients with carotid artery stenosis.
  • Screening for coronary artery disease is crucial, even in patients without typical cardiac symptoms.
  • Integrating coronary artery screening and treatment into carotid artery stenosis management improves long-term prognosis.
Abstract

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