颅底脑膜瘤显微手术治疗18例报告

Microsurgery of basicranial meningioma(a report of 18 cases)

目的 :介绍 1 8例颅底脑膜瘤显微神经外科手术的经验 ,探讨显微手术技巧。方法 :在气管插管全麻下采用相应恰当的手术入路 ,在显微镜直视下操作 ,妥善处理肿瘤与血管、神经、静脉窦及脑干的关系 ,分块切除肿瘤。结果 :全切肿瘤 1 6例 ,近全切除 2例 ,术后附以放疗。治愈 1 6例 ,占 88.89% ,术前脑疝术后肢体偏瘫未恢复 1例 ,1例术后 1 8d因气管黏膜脱落呼吸衰竭死亡 ,病死率 5 .5 6%。结论 :显微神经外科技术对提高颅底脑膜瘤手术成功率具有重要的作用。暴露充分 ,严密止血 。

Objective:To introduce the experience of microsurgical treatment of the 18 cases with skull base meningioms , and the skills of microsurgery . Methods:All patients were treated microsurgically via the appropriate approach , careful treat relation of the tumor to vessel , nerve, venous sinus and brain stem , and remove tumor . Results:Tumorin 16 cases was underwent by total resection and in 2 cases subtotal resection . In our series , 16 cases were perfectly cured,1 case were improved and 1 case were dead . Conclusion:It is obvious that the microsurgical operation skill had very important significance for successful operation of the basicranial meningioma . The key to operation is a sufficient exposure , accurate hemostasia , right treat the relation between tumor and important tissue .