E 2 ofmay improve risk stratification of these patients and lead to tailored treatment. Cardiac computed tomography (CT) has been used to detect CAD at an early stage [6]. Coronary artery calcium score (CS) is a marker of atherosclerosis used to predict the likelihood of significant CAD and myocardial ischaemia, with low radiation exposure and no need of contrast agent. However, it can miss non-ca