下咽部癌：男女死亡比例4.47：1。
Cancer of the hypopharynx: 4.47 men died for every one woman.
目的探讨螺旋CT在喉及下咽部的临床应用价值。
Purpose To evaluate the clinical application of helical CT in larynx and hypopharynx.
声门上损伤2例； 均有会咽软骨骨折伴杓会厌襞和下咽部撕裂；
Supraglottic injuries in two cases including c fractures of the epiglottis in 2 and associated with a laceration of the aryepiglottic folds and the hypopharynx.
方法采用颌面结构分析法测定115例男性OSA患者鼻咽、口咽及下咽部5个层面的气道径及上气道长度、面积值，以及15项颌面结构参数。
Methods Fifteen craniofacial soft tissue and bony structure variables and 7 upper airway variables were measured in 115 male OSA patients using cephalometry technique.
方法采用颌面结构分析法测定115例男性OSA患者鼻咽、口咽及下咽部5个层面的气道径及上气道长度、面积值，以及15项颌面结构参数。
Methods Fifteen craniofacial soft tissue and bony structure variables and 7 upper airway variables were measured in 115 male OSA patients using cephalometry technique.
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