动脉硬化指的是动脉的一种非炎症性、退行性与增生性的病变。发病原因主要是脂质代谢紊乱和动脉壁功能障碍,受累的动脉有类脂质沉着及形成粥样斑块,最后结果为动脉管壁增厚、失去弹性与管腔缩小。此症主要累及主动脉、冠状动脉与脑动脉.常导致管腔闭塞或管 Arteriosclerosis refers to a non-inflammatory, degenerative and proliferative disease of the arteries. The main causes of lipid metabolism disorders and arterial wall dysfunction, involving the arteries of lipid-like lipid deposition and the formation of atherosclerotic plaque, the final result of arterial wall thickening, loss of elasticity and lumen narrowing. This disease mainly affects the aorta, coronary and cerebral arteries, often leading to lumen occlusion or tube