脑膜瘤是颅内常见肿瘤 ,其发病率仅次于胶质瘤 ,约占脑肿瘤总数的 2 0 %。外科手术治疗效果较好 ,但是脑膜瘤的术后复发问题一直困扰着神经外科医生。长期以来 ,手术的切除程度和肿瘤的病理类型被认为是影响脑膜瘤术后复发的主要原因。然而 ,即使是ＳｉｍｐｓｏｎⅠ级切除的良 Meningioma is a common intracranial tumor, the incidence of glioma, accounting for about 20% of the total number of brain tumors. Surgical treatment is better, but postoperative recurrence of meningiomas has plagued neurosurgeons. For a long time, surgical resection and tumor pathological types are considered to be the main reason for the recurrence of meningioma. However, even Simpson grade I resection is good