Perioperative stroke or death rates were lower for patients with asymptomatic stenosis (2.2%) than for patients with symptomatic stenosis (4.4%), the authors report.
2
总计221例(8%)受试者有50%或以上的无症状的颈动脉狭窄。
In all, 221 (8%) of the subjects had asymptomatic CAS of 50% or greater.
3
目的探讨有症状单侧颈动脉重度狭窄患者血管内支架成形术（CAS）前后脑血管储备能力的变化。
Objective To explore the changes of cerebrovascular reserve capacity in patients with symptomatic unilateral high-grade carotid stenosis before and after angioplasty and stenting(CAS).
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