患者,男,63岁。因“渐进性呼吸困难5年加重1年”于2010-02-26入院。伴轻微咳嗽,不伴咳痰、胸痛、咯血、声嘶等。既往无特殊病史。体检:Ⅲ度呼吸困难,吸气时有明显三凹征,颈部未触及包块。电子喉镜检查示:距声门下约1.5cm处气管内见桑葚样肿物,基底部靠气管前壁,瘤体占据管腔达90%,随咳嗽气流瘤体可上下移动(图1)。 Patient, male, 63 years old. Because of “Progressive dyspnea 5 years to increase one year ” admitted in 2010-02-26. With a slight cough, without sputum, chest pain, hemoptysis, hoarseness and so on. No special medical history. Physical examination: Ⅲ degree of breathing difficulties, inspiratory obvious three concave sign, the neck did not touch the mass. Electronic laryngoscopy showed: about 1.5cm away from the glottis trachea see mulberry-like tumor, the base of the front wall of the trachea, the tumor occupies the lumen up to 90%, with the cough airflow tumor body can move up and down (Figure 1).