Objective To investigate the lateral fissure area of spontaneous hemorrhage in 3D-CTA or 3D-DSA on the characteristics of, Analysis on the significance of clinical diagnosis, treatment. Method We retrospectively collected 120 cases of lateral fissure area hemorrhage were treated with 3D-CTA or 3D-DSA data, a comprehensive analysis of the amount of bleeding, The bleeding site and corresponding clinical manifestations, Department of internal medicine, surgery should be integrated operation or interventional operation treatment. Result Operation group and intervention group had no significant difference between the effect of the treatment of prognosis, sylvian fissure hemorrhage early operation more advanced operation prognosis is good. Conclusion Lateral cleft patients with spontaneous hemorrhage in the area, first of all should be actively performed 3D-CTA or 3D-DSA data, In order to make clear the pathogeny, clinical guidance.%目的：探讨侧裂区域自发性出血患者在3D-CTA或3D-DSA上的特点，分析其对临床诊断、治疗的指导意义。方法回顾性收集120例自发性侧裂区域出血患者行3D-CTA或3D-DSA资料，综合分析出血量、出血部位及相应临床表现后，予以内科综合、外科手术或介入手术治疗。结果手术组及介入组治疗预后效果无明显差异，侧裂区出血早期手术较晚期手术预后效果好。结论自发性侧裂区域出血患者，首先应积极行3D-CTA或3D-DSA，以明确病因，指导临床。
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