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Coronary artery bypass grafting (CABG) is a surgical procedure that uses veins from the leg or arteries from another part of the body to reroute blood around a blockage in the arteries that supply the heart with blood and oxygen (coronary arteries). The April 21, 2004, issue of JAMA includes an article that compares the results of CABG surgery with and without use of a heart-lung bypass pump. The heart-lung bypass pump takes over pumping blood and allows surgeons to stop the heart while they attach the new blood vessels. Without the heart-lung bypass pump, the heart continues to beat throughout the operation.

CORONARY ARTERY DISEASE

• In persons with coronary artery disease (CAD), yellow deposits of cholesterol and fats called plaque form in the coronary arteries. This process is called atherosclerosis (hardening of the arteries).
  
• If plaque continues to build up, blood vessels can become partially or completely blocked . . . [Full Text of this Article]

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RELATED ARTICLE

Off-Pump vs Conventional Coronary Artery Bypass Grafting: Early and 1-Year Graft Patency, Cost, and Quality-of-Life Outcomes: A Randomized Trial
John D. Puskas, Willis H. Williams, Elizabeth M. Mahoney, Philip R. Huber, Peter C. Block, Peggy G. Duke, James R. Staples, Katherine E. Glas, J. Jeffrey Marshall, Mark E. Leimbach, Susan A. McCall, Rebecca J. Petersen, Dianne E. Bailey, William S. Weintraub, and Robert A. Guyton
JAMA. 2004;291(15):1841-1849.
ABSTRACT | FULL TEXT