目的：寻找乙状窦前入路中骨性半规管的轮廓化方法和内淋巴囊的识别标志。
Aim:To seek the landmark of bony semicircular canal and inner lymph sac.
目的介绍并讨论一种治疗斜坡区肿瘤的经岩骨后乙状窦前的手术入路。
Objective To describe and discuss a transpetrosal-presigmoid approach for removal of tumors in clival regions.
目的介绍并讨论一种治疗斜坡区肿瘤的经岩骨后乙状窦前的手术入路。
Objective To describe and discuss a transpetrosal-presigmoid approach for removal of tumors in clival regions.
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