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云锡公司在1954～1984年共发生肺癌1557例,同期死亡1348例。根据该公司历年的普查,确诊的尘肺患者931例,疑似尘肺者(0～Ⅰ)692例。云锡肺癌具有明显的职业特征,89.6%是发生在井下接尘工人中,而在尘肺病例人群中肺癌患病率高达17620.0/10~5,这可能是云锡职工中肺癌发生危险度最高的人群。对肺癌与尘肺患者的X线胸片连续动态观察也证实了尘肺与肺癌发生似有密切关系。
There were 1557 cases of lung cancer in YunNan Company from 1954 to 1984, and 1348 deaths in the same period. According to the company’s calendar year census, 931 cases of pneumoconiosis diagnosed, 692 cases of suspected pneumoconiosis (0 ~ Ⅰ). Cloud tin lung cancer has obvious occupational characteristics, 89.6% occurred in underground workers exposed to dust, and pneumoconiosis in the crowd of pneumoconiosis prevalence rate as high as 17620.0 / 10 ~ 5, which may be the highest risk of lung cancer among Yunxi workers crowd. Continued dynamic observation of the chest X-ray of patients with lung cancer and pneumoconiosis also confirmed the close relationship between pneumoconiosis and lung cancer.