支气管镜检查术是耳鼻喉科的常见检查法，一般在全麻下进行。随着操作及麻醉技术的提高，创伤性并发症已少见，现将我们所遇1例支气管镜检查术后并发气胸、纵隔气肿及皮下气肿报告如下。患者，男，18个月，因吃黄豆时突然呛咳伴憋气14小时而收住院。根据其临床症状、体征及X线 Bronchoscopy is a common method of otolaryngology, usually under general anesthesia. With the improvement of operation and anesthesia techniques, traumatic complications have been rare, we now encounter one case of bronchoscopy complicated with pneumothorax, mediastinal emphysema and subcutaneous emphysema are reported as follows. Patient, male, 18 months admitted to hospital for sudden cough with suffocation for 14 hours on soy consumption. According to their clinical symptoms, signs and X-ray