Sensitivity, Specificity, the positive predicted values (PPV), the negative predicted values (NPV) of MSCT for detecting of significant stenoses ≥ 50% on a patient by patient analysis were 98.7%, 47.6%, 87.1%, 90.9%, respectively; for detecting of significant stenoses ≥ 70% were respectively 81.3%, 84.4%, 91.2%, 69.2%.