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Abdominal aortic aneurysms and coronary artery disease in a small country with high cardiovascular burden

Hassan Al-Thani1, Ayman El-Menyar2

  • 1Vascular Surgery, Hamad General Hospital, P.O. Box 3050, Doha, Qatar ; General Surgery, Hamad General Hospital, Doha, Qatar.

ISRN Cardiology
|April 5, 2014
PubMed

Insights

This study found abdominal aortic aneurysms (AAA) in 0.5% of patients in Qatar, with hypertension and smoking as key risk factors. Coronary artery disease (CAD) co-occurred in 36% of AAA cases, highlighting a high-risk population.

Area of Science:

  • Cardiovascular Medicine
  • Vascular Surgery
  • Epidemiology

Background:

  • Abdominal aortic aneurysms (AAA) pose a significant health risk, particularly in populations with a high cardiovascular disease burden.
  • Understanding the prevalence and associated risk factors of AAA is crucial for effective public health strategies.

Purpose of the Study:

  • To determine the frequency, clinical characteristics, and outcomes of abdominal aortic aneurysms (AAA).
  • To investigate the association between AAA and coronary artery disease (CAD) in Qatar, a region with a high cardiovascular burden.

Main Methods:

  • Retrospective analysis of adult patients undergoing abdominal computed tomography (CT) scans at Hamad General Hospital from 2004 to 2008.
  • Screening of 13,115 patients to identify AAA cases and collect data on demographics, risk factors, and comorbidities like CAD and peripheral arterial disease (PAD).

Main Results:

  • The incidence of AAA was 0.5% (61 patients) among the screened population.
  • AAA prevalence increased with age, reaching 5% in individuals over 80 years. Hypertension and smoking were the most common risk factors.
  • Coronary artery disease (CAD) was present in 36% of AAA patients, and peripheral arterial disease (PAD) in 13%. No significant correlation was found between CAD/PAD and AAA size or location.

Conclusions:

  • This study provides the largest regional data on AAA epidemiology and its association with CAD.
  • The high prevalence of comorbidities and significant mortality risk in this population warrants further investigation into screening strategies for AAA in CAD patients and vice versa.

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