异物进入支气管引起皮下气肿临床上较为罕见。收集1990年1月～1993年12月222例儿童气管异物病例资料进行分析，发现其中6例伴皮下气肿，这些患儿年龄1～4岁，均无外伤史，其中4例否认异物吸入史。2例上半身皮下气肿并有严重呼吸困难和胸部听诊异常，4例颈部和胸上部皮下气肿伴 Foreign body into the bronchial subcutaneous emphysema is clinically rare. Data of 222 children with tracheal foreign bodies from January 1990 to December 1993 were collected and analyzed. Six of them were found with subcutaneous emphysema. The children, aged 1 to 4 years old, had no history of trauma and 4 of them denied the history of foreign body aspiration . 2 cases of upper body subcutaneous emphysema with severe dyspnea and chest auscultation, 4 cases of subcutaneous emphysema on the neck and chest with