(coronary artery bypass graft) A surgical procedure, which involves replacing diseased (narrowed) coronary arteries with veins obtained from the patients lower extremities (autologous graft).

Coronary Artery Bypass Graft. An operation using arterial or venous conduits inserted between aorta and the coronary artery beyond the narrowing.

open-heart surgery in which the rib cage is opened and a section of a blood vessel is grafted from the aorta to the coronary artery to bypass the blocked section of the coronary artery and improve the blood supply to the heart

an operation that involves surgically bypassing blood around the blockages in coronary arteries