Occult aorto-iliac disease in patients with symptomatic coronary artery disease

A Kafetzakis1, A D Giannoukas, G Kochiadakis

  • 1Division of Vascular Surgery, University Hospital of Heraklion, University of Crete School of Medicine, Heraklion, Crete, Greece.

Insights

Occult aorto-iliac disease (OAID) in patients undergoing coronary angiography is linked to more severe coronary artery disease (CAD). This subset of patients also shows a higher prevalence of hypercholesterolemia and family history of atherosclerosis.

Area of Science:

  • Cardiovascular Medicine
  • Vascular Biology
  • Diagnostic Imaging

Background:

  • Atherosclerosis can affect the entire cardiovascular system, even without symptoms.
  • Early carotid artery changes correlate with increased coronary artery disease (CAD) morbidity and mortality.
  • Investigating occult aorto-iliac disease (OAID) can reveal hidden risks for CAD severity.

Purpose of the Study:

  • To determine the relationship between occult aorto-iliac disease (OAID) and CAD severity.
  • To identify risk factors associated with the presence of OAID.
  • To understand the implications of OAID in patients with coronary atherosclerosis.

Main Methods:

  • 284 patients undergoing coronary angiography (CA) were assessed.
  • Aorto-iliac arterial segments were imaged in addition to coronary arteries.
  • Risk factors and CAD severity were analyzed in relation to OAID presence in eligible patients.

Main Results:

  • 203 patients with positive CA and no lower limb arterial disease were analyzed.
  • Patients with OAID (110) exhibited more severe CAD compared to those without OAID (93).
  • Hypercholesterolemia and positive family history were significantly more prevalent in patients with OAID.

Conclusions:

  • Occult aorto-iliac disease (OAID) is associated with more severe coronary artery disease (CAD).
  • Patients with OAID have a higher prevalence of hypercholesterolemia and family history of atherosclerosis.
  • This patient group may represent a subset with more aggressive atherosclerotic disease.
Abstract

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