The extent of coronary artery calcium (CAC), assessed on computed tomography (CT), is a strong predictor of cardiovascular events, providing essential data for cardiovascular risk discrimination and decision-making [1–4]. It is now also advised to assess coronary artery calcium on non-electrocardiogram (ECG)-synchronized chest CT, including low-dose chest CT for lung cancer screening (LCS) [5]. While visual evaluation is recommended, quantification of calcium can be considered by calculating the…