 Coronary artery bypass grafting x3 utilizing left internal mammary artery to left anterior descending, and reverse autogenous saphenous vein graft to the obtuse marginal, posterior descending branch of the right coronary artery. 
Coronary artery bypass grafting x3 utilizing left internal mammary artery to left anterior descending , and reverse autogenous saphenous vein graft to the obtuse marginal , posterior descending branch of the right coronary artery .