例1女,3个月。其家长于2002年6月1日始发现患儿睡眠时打鼾,喉中似有痰;6月11日始哭闹不止,呼吸发憋;6月13日在他院以“肺炎”治疗1d未见好转;6月14日行CT检查,发现声门下肿物,遂行气管切开术,患儿呼吸困难缓解,于6月26日转入北京同仁医院治疗。入院时体检:口唇无紫绀,呼吸平稳, Example 1 female, 3 months. Their parents found on June 1, 2002 that they had snoring during their sleep, and their throat appeared to have sputum. On June 11, they began to cry more than enough to breathe and breathe. On June 13, they were treated with “pneumonia” in their hospital for 1 d See improvement; June 14 CT examination found subglottic tumor, then tracheotomy, respiratory dysfunction in children with ease, on June 26 transferred to Beijing Tongren Hospital for treatment. Physical examination on admission: No cyanosis of lips, stable breathing,