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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 calcification detected by electron-beam computed tomography and myocardial infarction. The Rotterdam

R Vliegenthart1, M Oudkerk, B Song

  • 1Department of Epidemiology & Biostatistics, Erasmus Medical Center, Rotterdam, The Netherlands.

European Heart Journal
|September 27, 2002
PubMed

Insights

Higher coronary calcification strongly predicts myocardial infarction risk, even in older adults. This study quantifies the graded association between coronary artery calcium scores and heart attack incidence.

Area of Science:

  • Cardiology
  • Preventive Medicine
  • Medical Imaging

Background:

  • Limited data exist on the relationship between coronary calcification and coronary events in the general population.
  • The Rotterdam Coronary Calcification Study aimed to address this gap.

Purpose of the Study:

  • To examine the association between coronary calcification and myocardial infarction.
  • To investigate this relationship across different age groups, including older adults.

Main Methods:

  • Cross-sectional analysis of data from the prospective Rotterdam Coronary Calcification Study.
  • Electron-beam computed tomography (CT) scanning used to detect and quantify coronary calcification using Agatston's method.
  • Calcium scores analyzed in 2,013 participants (mean age 71 years).

Main Results:

  • A strong, graded association was observed between coronary calcification levels and myocardial infarction.
  • Subjects in the highest calcium score category (above 2,000) had significantly higher odds of myocardial infarction compared to those with scores of 0-100 (OR 7.7 for men, 6.7 for women).
  • This association persisted after adjusting for cardiovascular risk factors and was evident across all age subgroups, including those 70 years and older.

Conclusions:

  • Coronary calcification is a strong predictor of myocardial infarction.
  • The association between coronary calcification and myocardial infarction is graded and remains significant even at advanced ages.
Abstract

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