Single cancellous osteomas, unlike exostosis, are a relatively rare lesion in the external auditory canal.
单
性疏松骨瘤，不像外生骨
，
个外耳道较少见的病灶。
Single cancellous osteomas, unlike exostosis, are a relatively rare lesion in the external auditory canal.
单性疏松骨瘤，不像外生骨，个外耳道较少见的病灶。
OBJECTIVE To discuss the applied anatomical study and clinical significance of the partial labyrinthectomy approach to the internal auditory canal (IAC) and the cerebellopontine angle (CPA).
目的探讨经部分迷路
除手术到达内听道和桥小脑角区的应用解剖
意义。
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