https://www.xaphyr.com/blogs/8....32323/what-is-corona
Comprehending Coronary Artery Bypass Surgical Procedure: A Life-Saving Treatment Coronary artery disease (CAD) continues to be one of the leading causes of death worldwide. The condition is identified by the constricting or obstruction of the coronary arteries, the important blood vessels that provide oxygen-rich blood to the heart. Over time, plaque comprised of cholesterol, fat, and various other compounds builds up in these arteries, lowering blood flow and raising the threat of heart attacks. For many patien