A patient with exertional angina and left main and two vessel coronary artery disease (left anterior descending and circumflex artery), with normal left ventricular function, underwent elective coronary artery bypass grafting, on extracorporeal circulation. The obtuse marginal branch was considered ungraftable, and a composite arterial graft (left internal mammary anastomosed to the radial artery) was inserted to the distal left anterior descending artery …