泪骨，额骨和鼻骨之间围成一个狭长的筛鼻甲窦（部）。
A group of ethmoidal cellules were formed among the lacrimal bone, frontal bone and nasal bone.
下鼻甲、中鼻甲、钩突、上颌窦和腺样体粘膜均有表面活性物质样板层体的存在。
The surfactant-like multilamellar bodies were identified in the epithelium on the lateral wall and maxillary sinus.
肿瘤边缘呈分叶状，2例患者显示中鼻甲或上颌窦内侧壁骨质吸收。
The surface configuration of the tumors was lobulated, and 2 cases showed bony absorption of the middle turbinate or the maxillary sinus.
结论：后鼻孔息肉可源发于上颌窦、蝶窦、中鼻甲及鼻中隔等多部位，鼻内镜手术可列为治疗后鼻孔息肉的首选方法。
Conclusion: the choanal polyp may originate in the maxillary sinus, sphenoidal sinus, middle nasal concha, nasal septum and other parts, FESS is the first choice in treating it.
结果原发鼻腔非霍奇金淋巴瘤CT表现为鼻腔肿物，鼻甲骨质破坏，上颌窦内侧壁破坏等表现。
Result: N-NHL display of CT: Tumour on the nasal cavity, bone destroy on the nosepiece, and the same display on the border upon frame.
结果： 本术式疗效显著优于中鼻甲切除术、筛窦切除术等传统手术。
Result: The effect is marked by comparison with the traditional surgery such as middle turbinectomy, ethmoidectomy etc.
蝶窦前壁位于后鼻孔上缘上，鼻中隔和中鼻甲后缘之间。
The anterior walls of sphenoid sinus located on the superior border of choanae, between nasal septum and middle nasal turbinate.
全部合并不同程度鼻窦炎，部分见以直形中鼻甲为主的解剖变异及上颌窦囊肿。
All patients complicated paranasal sinus to a greater or lesser degree. Part of patients had maxillary sinus cyst and anatomical variation such as straight middle turbinate, etc.
全部合并不同程度鼻窦炎，部分见以直形中鼻甲为主的解剖变异及上颌窦囊肿。
All patients complicated paranasal sinus to a greater or lesser degree. Part of patients had maxillary sinus cyst and anatomical variation such as straight middle turbinate, etc.
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