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大脑前动脉远端动脉瘤外科治疗32例临床分析

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Keywords: 颅内动脉瘤,大脑前动脉,显微外科治疗,介入栓塞治疗

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Abstract:

目的探讨大脑前动脉远端动脉瘤(distalanteriorcerebralarteryaneurysms,DACAA)的诊断及治疗方式。方法回顾分析32例DACAA患者的临床资料。经CTA或/和DSA诊断,32例共发现36个动脉瘤,其中多发动脉瘤4例。根据患者的Hunt-Hess分级、脑血管痉挛情况及DACAA的解剖特点分为显微夹闭手术组及介入治疗组。22例26个动脉瘤采用显微夹闭手术,包括2例介入治疗失败患者,共夹闭动脉瘤颈25个,烧灼切除1个。余10例10个动脉瘤采用介入治疗。结果显微夹闭手术组23个动脉瘤完全夹闭,2个夹闭不全,1例载瘤动脉闭塞;介入治疗组中6例致密栓塞,1例瘤内栓塞,3例载瘤动脉闭塞。结论介入治疗适于Hunt-Hess分级Ⅲ~Ⅳ级、脑血管痉挛情况较轻、瘤颈较窄者;手术夹闭适于Hunt-Hess分级Ⅰ~Ⅱ级、脑血管痉挛情况较重、合并颅内血肿者。外科治疗易导致夹闭或栓塞不全和载瘤动脉闭塞,尤其是介入治疗更易发生,因而我们更倾向选择显微夹闭手术。

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