桥脑海绵状血管瘤的显微手术治疗:附12例报告

目的 分析桥脑海绵状血管瘤的显微外科手术治疗方法 和预后.方法 显微手术切除桥脑海绵状血管瘤12例.11例位于桥脑背侧的海绵状血管瘤,采用枕下正中经菱形窝入路切除;1例位于桥脑腹外侧的海绵状血管瘤,采用颞下经小脑幕入路切除.结果 均镜下全切除病灶,术后病理证实为脑海绵状血管瘤.术后临床表现改善6例,无变化3例,面瘫加重1例,出现外展神经瘫痪1例,死亡1例.术后平均随访时间3个月,复查MRI均未见病灶复发,脑干组织影像学修复良好,术后遗留的临床症状均有不同程度的恢复.结论 在正确选择手术适应症及手术方法 的前提下,桥脑海绵状血管瘤的手术治疗是安全和有效的.

Microsurgical treatment of cavernous hemangioma located in pons(report of 12 cases)

Objective To analyze the mierosurgery treatment and prognosis of cavernous hemangioma loca-ted in pons. Methods 12 cases with cavernous hemangioma located in ports underwent mierosurgery. 11 lesions lo-cated in dorsal tons were resected through midline suboccipital trans- rhomboid fnssa approach. 1 lesion located in ventrolateral pous was resected with suboceipital retrosigmoid approach. Results All the 12 cavernous hemangiomns were rosected totally and confirmed by the postoperative pathology. Clinical improvement was gained in 6 cases, no change in 3 ,aggravation of facial palsy in 1 ,death in 1. The mean follow-up time was 3 months,and Mill scan dem-onstrated good restoration of brain stem tissue with no recurrence signs of lesion. The symptoms due to the operation recovered to some extent. Conclusion The cavernous hemangioma located in brain stem can be resected safely and effectively given the selection of surgical indication and optimal surgical approach.