CT coronary angiography (CTCA) was found to be safe and effective for evaluating coronary artery disease in patients with a low-to-intermediate pretest probability of the disease. It demonstrated a high negative predictive value and good sensitivity and specificity and led to a significant reduction in the diagnosis time compared with invasive CA.

https://www.medscape.com/viewarticle/can-non-invasive-coronary-ct-angiography-detect-low-moderate-2025a1000nv5