【摘要】 目的　探讨枕骨大孔区脑膜瘤的治疗方法以提高治疗效果。方法　总结自 1995年 6月～ 2 0 0 4年 2月通过显微外科手术治疗 18例枕骨大孔区脑膜瘤的经验。采用 3种手术入路切除肿瘤 :枕颈后正中或侧方入路 10例 ,远外侧或经髁入路 7例 ,枕下乙状窦后入路 1例。结果　肿瘤全切除 14例 ,次全切除 3例 ,部分切除 1例 ,无手术死亡。结论　合理选择手术入路能提高肿瘤全切除率及颅神经的保护 ,远外侧经髁入路是有效的手术入路更多还原

【Abstract】 Objective\ To review the results of microsurgical treatment of foramen magnum meningiomas.Methods\ 18 cases of foramen magnum meningiomas treated by microsurgically from 1995 to 2004 were reviewed retrospectively. There were three approaches including suboccipital posterior approach 10 cases, extreme lateral or transcondylar approach 7 cases, and suboccipital retrosigmoid approach 1 case.Results\ Total removal of tumor was achieved in 14 cases, subtotal removal in 3 cases and partial removal in 1 case. No operative death occurred.Conclusions\ Foramen magnum meningiomas can be completely and safely removed in most cases by an appropriate surgical approach. Extreme lateral transcondylar approach is an optimal choice.更多还原