Surgical treatment of parasagittal meningiomas

Objective To discuss the operative techniques of parasagittal meningiomas.Methods A retrospective analysis was performed on 54 patients with parasagittal meningiomas.Results Simpson Ⅰ, Ⅱ and Ⅲ grade resection was achieved in 22(40.8%), 29(53.7%) and 3(5.5%) of the 54 patients in this series respectively . The follow up period ranged from 6～72 months. There were no postoperative deaths. Conclusion Simpson Ⅰ grade resection ought to be persued for parasagittal meningiomas. Sufficient preoperative preparation , adequate surgical exposure, efficient management of operative bleeding, protection and replacement of the sagittal sinus, and avoidence of damage to the brain tissues are the important factors to improve the rate of surgical resection and overall outcomes in patients with parasagittal meningiomas.