Study on the operation approach on tumors in sellar area through cranial cavity.
经颅切除鞍区大型肿瘤手术入路探讨。
Instead of two hemispheres filling the cranial cavity, some 4.5 centimetres deep, the student had less than 1 millimetre of cerebral tissue covering the top of his spinal column.
通常两个脑半球填充颅腔，4.5厘米厚，但是这位同学只有不到1毫米厚的脑组织覆盖在脊柱的顶端。
Objective:To Provide morphological data of olfactory nerves, bulb and tract of Chinese to protect olfactory function in the operation of nasal cavity roof and anterior cranial fossae.
目的：填补国人嗅神经、嗅球和嗅束的形态学资料，为鼻腔顶、颅前窝手术提供保护病人嗅觉功能的解剖学依据。
Contrast clearly demonstrates the extent of the lesion within the nasal cavity and invasion of the ethmoidal sinus and anterior cranial fossa (red arrow in Figure 4).
增强扫描清楚的显示病变在鼻腔内的延伸并且侵犯蝶窦和前颅窝（图4，红箭）。
Mucoceles can also involve the orbital cavity, resulting in proptosis and displacement of the globe. Orbital involvement may also affect branches of cranial nerve III.
粘液囊肿也可以累及眼眶，导致突眼及眼球移位，眼眶受累也可以影响到动眼神经的分支。
Mucoceles can also involve the orbital cavity, resulting in proptosis and displacement of the globe. Orbital involvement may also affect branches of cranial nerve III.
粘液囊肿也可以累及眼眶，导致突眼及眼球移位，眼眶受累也可以影响到动眼神经的分支。
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