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随着我国人口饮食结构的改变,摄入含脂食物增多、人均寿命的延长,动脉粥样硬化成为我国中老年人最常见的疾病,我国60岁以上人口发病率达79.9%。动脉硬化性闭塞症是全身性动脉粥样硬化在肢体局部的表现,主要表现为动脉内膜出现粥样硬化斑块、中层组织变性或钙化,腔内可继发血栓形成,破坏动脉壁,最终使管腔狭窄,甚至完全闭塞,使患肢发生急性或慢性缺血性症状,严重时可引起肢端坏死。
With the change of dietary structure in our country, the intake of fat-containing foods and the prolongation of average life expectancy have led to the development of atherosclerosis as the most common disease among middle-aged and elderly people in our country. The incidence rate of people over the age of 60 in our country is 79.9%. Arteriosclerotic occlusive disease is a manifestation of systemic atherosclerosis in the limbs, mainly manifested as atherosclerotic plaques in the atherosclerotic plaque, degeneration or calcification of the middle layer, the cavity may be secondary to thrombosis, destruction of the arterial wall, and ultimately To stenosis, or even completely occluded, so that acute or chronic limb ischemic symptoms, severe cases can cause necrosis of the extremities.