petrous apex

The subtemporal approach provides short distance, vertical angle large for operation and well-exposure. After the petrous apex bone grinding the exposure may provide well-exposure for the petroclival region.

其中颞下入路手术操作距离短、垂直视角大、显露范围广，磨除岩尖骨质后可更好的显露岩斜区。

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Abducens nerve exhibited three different angulations during its course from the external side of brainstem to the superior orbital fissure, located at the dural entrance porus, the petrous apex and the lateral wall of the cavernous segment of ICA respectively.

展神经颅内段在行程中形成3个转角，分别位于脑膜入口处、岩尖及颈内动脉（ICA）的外侧面；

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Objective To explore the correlation between processus mastoideus and petrous apex pneumatization and high jugular bulb.

目的探讨乳突及岩尖气化与颈静脉球高位间的相关性.

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Giant dermoid cyst of the petrous apex.

大熊猫皮岩尖的囊肿.

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Objective To explore the diagnosis and surgical treatment methods for petrous apex cholesterol granulomas.

目的探讨岩尖胆固醇肉芽肿的诊断和手术治疗方法.

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Before and after tentorial incision, the exposed area of petrous apex area and the important microanatomy structure surrounding was measured and photographed.

模拟颞下经小脑幕入路观察小脑幕切开前后的显露范围及周围重要结构的解剖关系，并进行测量拍照。

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