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Identifying Coronary Artery Calcification on Non-gated Computed Tomography Scans
04:40

Identifying Coronary Artery Calcification on Non-gated Computed Tomography Scans

Published on: August 28, 2018

Coronary artery calcium, coronary artery disease, and diabetes

C H Mielke1, J P Shields, L D Broemeling

  • 1Health Research and Education Center, Washington State University, 601 West First Avenue, Spokane, WA 99201, USA.

Diabetes Research and Clinical Practice
|May 30, 2001
PubMed

Insights

Diabetes significantly increases coronary artery calcium (CAC) and plaque burden in patients with coronary artery disease (CAD). This finding highlights the impact of diabetes on cardiovascular health, even in individuals with existing CAD.

Area of Science:

  • Cardiology
  • Diabetology
  • Medical Imaging

Background:

  • Cardiovascular disease (CVD) is the leading cause of death in the US.
  • Diabetes mellitus is a significant risk factor for CVD.
  • Many individuals with coronary artery disease (CAD) are unaware of their condition, leading to sudden death.

Purpose of the Study:

  • To investigate the effect of diabetes on coronary artery calcium (CAC) levels.
  • To compare CAC in diabetic versus non-diabetic patients with suspected or known CAD.
  • To analyze the influence of diabetes on plaque burden across different age groups and genders.

Main Methods:

  • Utilized electron beam computed tomography (EBCT) for non-invasive CAC measurement.
  • Conducted a cross-sectional study on 3389 patients referred to the Spokane Coronary Artery Center.
  • Analyzed average and median CAC values, stratified by diabetes status, gender, and age (0-39, 40-49, 50-59, 60-69, >69 years).

Main Results:

  • Patients with diabetes exhibited significantly higher mean and median CAC values compared to non-diabetic patients across all age groups and both sexes.
  • Diabetic individuals demonstrated a greater overall plaque burden.
  • The plaque burden in diabetic patients was more pronounced in males than in females.

Conclusions:

  • Diabetes substantially increases coronary artery calcium and plaque burden in patients with CAD.
  • CAC measurement using EBCT can be valuable for monitoring CAD progression in diabetic patients.
  • Assessing CAC may help evaluate the impact of interventions and glycemic control in managing diabetes-related cardiovascular risk.

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