Heart and blood vessels, procedures for - coronary artery bypass surgery-text

coronary artery bypass surgery-text Coronary artery bypass surgery is an operation to improve the flow of blood to the heart muscle in people whose coronary arteries are severely narrowed or blocked. Coronary arteries are blood vessels that carry oxygen and nutrients to the heart.

Laser Heart Surgeries: Opening Blocked Arteries Most of the 150,000 Americans with severe coronary artery disease (CAD) have some degree of angina. Angina is a recurring pain or discomfort in the chest that occurs when the heart's need for oxygen increases beyond the oxygen available...