肺功能障碍是尘肺的主要症状之一。为了解铸工尘肺肺功能损伤情况,本文对不同期次的铸工矽肺肺功能和小气道功能进行了调查。 1 对象与方法 1.1 调查对象调查对象为上海机电管理局所属企业的翻砂、清砂、铸铁、造型等作业100例男性不同期次的矽肺患者。对照组为无尘毒接触史男性健康 Pulmonary dysfunction is one of the main symptoms of pneumoconiosis. In order to understand the damage of castor pneumoconiosis, this paper investigated the different phases of cast silicosis lung function and small airway function. 1 objects and methods 1.1 The survey respondents for the Shanghai Electrical and Mechanical Services Bureau owned enterprises in the fuming, sand, cast iron, modeling and other operations in 100 cases of male patients of different stages of silicosis. The control group for the cleanliness of the history of exposure to men’s health