[摘要] [背景] 探讨颅内动脉瘤手术治疗的时机及术中注意事项. [病例报告] 应用显微神经外科技术给59例61枚颅内动脉瘤进行直视手术，观察疗效;出院时临床状况良好者为45例(76.3%)，轻度残疾者为9例(15.3%)，重度残疾者为3例(5.1%)，死亡者为2例(3.4%). [讨论] 显微神经外科手术是治疗颅内动脉瘤的有效、安全的方法，而实施时应选择适当的时机.

    [关键词] 脑动脉瘤;显微外科手术;临床方案

    Effects of microsurgery on59cases of intracranial aneurysm

    LI Xiang-long，SUN Jing-he，ZHAO Chun-zhi，HAN Dong-han，REN Guang-xu，WANG Yan-guo (Department of Neurosurgery，Affiliated Hospital of Yanbian University，Yanji133000，Jilin，China)

    ABSTRACT:BACKGROUND To evaluate the time and skill of microsurgery for intracranial aneurysm.CASE REPORTS Data of61aneurysm(59pationts)were operated under the operating microscope by using microneurosurgery technique ......