Coronary artery ectasia: current concepts and interventions.

Coronary artery ectasia (CAE) is a well-recognized angiographic finding, characterized by abnormal dilatation of the coronary arteries. We reviewed the current concepts of the condition including etiology, pathogenesis, flow alterations, clinical implications, prognosis and treatment. CAE is often viewed as a variant of obstructive coronary atherosclerosis.