目的：观察改良标准面移位进路术治疗颅中窝底前外侧良性肿瘤的可行性及效果。
Objective: To observe the feasibility and effect of improved standard facial translocation approach in treating anterior-lateral benign tumor in middle cranial fossa base.
方法：采用乙状窦后进路显微外科方法治疗7例跨颅中后窝巨大胆脂瘤。
Methods:7 patients were treated with microsurgical operation by retrosigmoid sinus approach.
颅中 窝进路，可暴露内 耳 道段和迷路段；
The nest in skull takes a route, can expose inner ear to paragraph with inner ear paragraph;
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