本文总结了1979年11月至1989年9月1382例次纤维支气管镜检,经病理证实以及在镜下明确窥见病变而确诊为肺癌者286例(20.9%),其中镜检前诊断或疑诊肺癌,经镜检证实或病理检查阳性者共229例(80％),本文分析了纤支镜检查对肺癌诊断的重要性以及能为手术治疗提供重要参考等,并对镜检阳性率及其并发症进行了讨论。 This article summarized 138 cases of fiberoptic bronchoscopy from November 1979 to September 1989. 286 cases (20.9%) were diagnosed as lung cancer by pathology and confirmed by microscopic observation. In lung cancer, 229 cases (80%) were confirmed by microscopic examination or pathological examination. This article analyzed the importance of bronchoscopy in the diagnosis of lung cancer and provides important references for surgical treatment, and the positive rate of microscopic examination. Complications were discussed.