Lancet Neurol:持续不断地提高CAS围手术期安全性

2019-05-31 杨中华 脑血管病及重症文献导读

对于症状性颈动脉狭窄患者,一些研究发现颈动脉支架(CAS)的围手术期卒中或死亡风险高于颈动脉内膜剥脱术(CEA),但是两种技术的长期结局尚未被充分评价。

对于症状性颈动脉狭窄患者,一些研究发现颈动脉支架(CAS)的围手术期卒中或死亡风险高于颈动脉内膜剥脱术(CEA),但是两种技术的长期结局尚未被充分评价。

2019年4月来自美国的Thomas G Brott等对四项大型随机对照(CAS vs CEA)试验(EVA-3S, SPACE, ICSS, 和 CREST)的个体化患者-水平数据进行了汇总分析, 目的在于比较 CAS 和 CEA 对症状性颈动脉狭窄患者的长期预后。主要复合性终点为随机120天内(围手术期风险)卒中或死亡风险,或随机后10年同侧卒中风险(手术后风险)。

在这4项试验中,共随机了4775例患者,其中4754例(99.6%)患者随访最长未12.4年。21例(0.4%)因为随机后立即撤销了知情同意书,故被排除。不同研究的平均随访时间为2-6.9年。CEA 组共发生129次围手术期结局事件,55次手术后结局事件;CAS 组分别为206次和57次。围手术期后,两种治疗方案的同侧卒中/患者年相似,CEA 为0.6%(95% CI,0.46 - 0.79%),CAS 为0.64%(0.49 - 0.83%)。但是,联合围手术期和手术后,风险对 CEA 更加有利,在1、3、5、7和9年两组治疗的差异分别介于2.8%和4.1%之间。

最终作者认为CAS 和 CEA手术后期的预后类似,提示两种治疗方案的长期预后皆很持久。虽然CEA 的长期预后(围手术期和手术后联合风险)更加,提示随着 CAS 围手术期安全性的改善两种治疗方案的预后将会类似。

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    2019-09-07 yinhl1978
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    2020-03-28 howi
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    2019-06-02 yaanren

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