Abstract

目的 探讨颈内动脉(internal carotid artery,ICA)虹吸段假性动脉瘤血管内介入治疗的方法和疗效.方法 12例外伤性ICA虹吸段假性动脉瘤,经DSA确诊后即行Willis环侧支循环功能试验,根据Willis环前、后侧支循环代偿情况采用不同的治疗方法.10例行ICA完全闭塞,1例应用电解可脱弹簧圈(GDC)填塞动脉瘤,1例未行治疗.结果 12例动脉瘤中,9例行ICA闭塞后痊愈.3例脑Willis环循环功能不良,其中1例采用GDC行动脉瘤填塞治愈;1例Willis环前、后侧支循环代偿功能不良,行患侧ICA球囊闭塞(balloon test occlusion,BTO)试验30 min,患者意识、肢体活动正常,用可脱性球囊闭塞ICA,48 h后死亡;1例未行栓塞,行改善侧支循环功能训练期间鼻出血死亡.结论 ICA虹吸段假性动脉瘤经脑Willis环BTO试验筛选后可行ICA闭塞治疗。

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