Coronary CT angiography (CCTA) has become a first-line diagnostic test in the assessment of coronary artery disease (CAD) and stable angina [1–3], especially in patients with low to intermediate pre-test probability, having been promoted in recent international guidelines and consensus papers [4]. A recent randomized-controlled trial (DISCHARGE) demonstrated similar major adverse cardiovascular events using CT when compared to invasive coronary angiography as a first-line imaging modality in pat…