目的：探讨CT对声门上癌的诊断价值及其在术前分期中的作用。
Objective: To evaluate ct in diagnosis and preoperative staging of the supraglottic carcinoma.
方法：分析210例声门上癌的颈淋巴结转移情况。
Methods: A review of cervical lymph node metastasis of 210 patients with supraglottic carcinoma was performed.
喉罩是介于气管内插管通气和面罩通气之间的声门上通气装置。
Laryngeal mask airway (LMA) is a kind of air breather above glottis between ventilation using endotracheal tube and face mask.
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