Coronary artery anomalous course is rate,reported incidence is approximately 0.3-1.3%of patients undergoing coronary angiography and approximately 1% of routine autopsy examinations. A single coronary artery is an unusual congenital anomaly where only one coronary artery arises from the aortic trunk from a single coronary ostium, supplying the entire heart. We describe here a rare case with an unusual dominant left cirumflex artery and absent right coronary artery.
Key words:Coronary artery,heart,single coronary artery