本文报导一例Ⅰ期矽肺并发的肺癌。患者李××,男性,61岁,1949年至1979年从事喷砂工,干式作业,接尘工龄30年,车间含游离二氧化硅的粉尘浓度的均值为374.5mg/m~3,超过国家标准187倍。1983年诊断为0—Ⅰ期矽肺,1985年诊断为Ⅰ期矽肺。无吸烟嗜好。平素常咳嗽,咳痰,但未引起重视。1986年10月起右胸痛、气紧、胸闷、咳嗽、咳粘痰加剧,痰中带血丝,不 This article reports a case of stage I silicosis of lung cancer. Patient Li × ×, male, 61 years old, from 1949 to 1979 engaged in blasting workers, dry-type work, take the dust for 30 years, the workshop containing free silica dust concentration average 374.5mg / m ~ 3, 187 times the national standard. 1983 was diagnosed as stage 0-I silicosis, and stage I silicosis was diagnosed in 1985. No smoking hobby. Usually cough, expectoration, but did not pay attention. Since 1986, right chest pain, tightness, chest tightness, cough, cough, phlegm aggravating sputum with bloodshot, not