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1无症状性颈动脉狭窄的概念脑血管疾病是世界上发病率与死亡率最高的三大疾病之一,在我国各类疾病居第二位,国外NINDS(the National Institute of Neurological Disorders and Stoke)和TOAST(the Trial of Org 10172 in Acute Stroke Treatment)分类法均认为颅外动脉硬化性疾病是导致梗死主要原因之一。目前已经证实颈动脉粥样硬化(CAS)斑块及血流动力学改变与脑梗死之间存在密切联系,当颈动脉狭窄伴有视网膜或脑缺血症状
1 concept of asymptomatic carotid stenosis Cerebrovascular disease is one of the three diseases with the highest morbidity and mortality in the world, ranking second in all kinds of diseases in China. The foreign NINDS (the National Institute of Neurological Disorders and Stoke) And TOAST (the Trial of Org 10172 in Acute Stroke Treatment) classification that extracranial arterial sclerosis disease is one of the leading cause of infarction. It has been confirmed that carotid atherosclerosis (CAS) plaque and hemodynamic changes are closely related to cerebral infarction, when the carotid artery stenosis with retinal or cerebral ischemia