重庆市五所综合性医院1987年2月至1988年1月内科门诊共433474人次,按统一标准筛选出7550名可疑者。经 X线、痰脱落细胞检查及必要时作纤支镜检查,发现肺癌97例,占可疑者1.28%;男性多于女性,50岁以上者占85.6%。有咳嗽咳痰、咳血、咳嗽并咳血三种症状者占94.8%。45例接受治疗,其中能手术治疗者仅31.1%。 Chongqing General Hospital from February 1987 to January 1988 a total of 433474 people outpatient clinic, according to a uniform standard screening of 7550 suspects. X-ray, sputum exfoliated cells and if necessary, bronchoscopy, found that 97 cases of lung cancer, accounting for 1.28% of suspicious persons; more men than women, 85.6% of those over 50 years old. There cough and sputum, hemoptysis, cough and hemoptysis three symptoms accounted for 94.8%. Forty-five patients were treated, with only 31.1% of them able to be surgically treated.