Results 27 cerebral aneurysms in 25 patients were confirmed by DSA, 17 located in AcoA, 5 in MCA, 1 in ACA, 4 in PCA.

• 结果DSA证实25例病人的27个动脉瘤,其中前交通动脉瘤17个,大脑中动脉瘤5个,大脑前动脉瘤1个,后交通动脉瘤4个。