“…However, CT angiography has some contraindication that limit its use in every patient such as atrial fibrillation, allergy to intravenous contrast, and renal insufficiency. Moreover, whether CT angiography prior to every mitral valve surgery is cost effective given the low incidence of this complication is questionable 3,14,15 . In our case, we did not use CT angiography, but hemodynamic stability of our patient enabled us to identify the presence and extent of the coronary lesion via CA.…”