these studies have shown that a reduction in total plasma cholesterol or in low-density lipoprotein cholesterol and/or an elevation in high-density lipoprotein cholesterol results in decreased development of angina , positive exercise test results , and referral for coronary artery bypass surgery , as well as reductions in more severe cardiovascular end points such as heart attack , heart death , and atherosclerotic plaque progression .
C0010055
coronary artery bypass surgery
C0007226
cardiovascular