我院自1963年至1982年5月共收治原发支气管肺癌200例,其中仅25例得到早期诊断。本文就其延误诊断的原因和早期诊断的体会做一分析讨论。诊断依据本组200例按全国抗癌药物经验交流学习班所拟订的标准,经病理或细胞学检查诊断112例,临床诊断88例。早期诊断系指病人确诊时为一期肺癌,即 X 线片肿块阴影在3cm 以内或在周边肺野有孤立的小片状模糊 Our hospital from 1963 to May 1982 were treated 200 cases of primary bronchogenic carcinoma, of which only 25 cases were diagnosed early. This article discusses the causes of delayed diagnosis and the experience of early diagnosis. Diagnosis based on 200 cases of this group according to the national anti-cancer drug exchange experience-based learning class developed by the standard pathological or cytological examination of 112 cases, 88 cases of clinical diagnosis. Early diagnosis refers to the patient is diagnosed as a stage of lung cancer, that is, X-ray mass shadow within 3cm or in the surrounding lung fields have isolated small flaky