目的探讨纤维支气管镜检查对肺不张病因诊断的价值。方法对185例肺不张患者的纤维支气管镜检查结果进行分析。结果179例获得病因诊断,诊断率为96.7%,其中肺癌137例(74%),炎症28例(15%),结核16例(8.6%),血凝块3例(1.6%),支气管异物1例(0.5%)。结论纤维支气管镜检查在肺不张的病因诊断中具有重要价值,能提高诊断率。 Objective To investigate the value of fibrobronchoscopy in the diagnosis of atelectasis. Methods The results of fibrobronchoscopy in 185 patients with atelectasis were analyzed. Results A total of 179 cases were diagnosed with a diagnosis rate of 96.7%, including 137 cases of lung cancer (74%), 28 cases of inflammation (15%), 16 cases of tuberculosis (8.6%), 3 cases of blood clot (1.6%), bronchial foreign body 1 case (0.5%). Conclusion Fiberoptic bronchoscopy is of great value in the diagnosis of atelectasis and can improve the diagnosis rate.