Fig. 1From: A rare coronary anomaly consisting of a single right coronary ostium in an adult undergoing surgical coronary revascularization: a case report and review of the literatureCoronary angiography demonstrating the a right ostium and the aberrant vessel originating closed to the ostium (arrow) and b then coursing anteriorly to the right ventricle from which originates the left anterior descending artery as a “T-vessel” (arrow). c The origin of the obtuse marginal artery from the mid portion of the right coronary artery (arrow). d The critical stenotic lesion at the origin of the posterior descending artery (arrow)Back to article page