Conclusion: the resection of the mid-posterior sagittal sinus blocked by parasagittal meningioma would not aggravate the neurologic defect but could reduce the recurrence of meningioma.

结论：矢状窦封闭型中后段矢旁脑膜瘤，术中切除矢状窦不会加重病人的神经功能障碍，可有效地减少肿瘤的复发。

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Conclusion the total tumor resection and an effective treatment of the involved sagittal sinus and falx is an important way for preventing tumor recurrence.

结论全切除和有效处理受累大脑镰和矢状窦是防止肿瘤复发的重要手段。

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