14 cases were transglottic carcinoma showing extension of mass across ventriculus larynges, narrowing cavity anterior to throat, and damaging cricoid cartilage and spooncartilage.

• 跨声门癌14例,表现为较大组织肿物跨越喉室生长,喉前皮腔受压变窄,环状软骨、勺状软骨破坏。