1996年 8月我们对祁东县直属粮库接触谷尘作业工人尘肺患病情况进行调查 ,现将结果报告如下。1　对象和方法1 1　对象　为全县粮食工业和粮食商业单位 ,接尘工龄在一年以上的在职和退休工人。健康检查的内容为职业史、病史、吸烟史、内科、耳鼻喉科、Ｘ光胸片检查 ,尘肺由衡阳 In August 1996, we conducted a survey on the pneumoconiosis prevalence situation of grain-dust workers exposed to grain depots directly under Qidong County. The results are reported as follows. 1 objects and methods 1 1 target for the county food industry and food business units, dusting a service life of more than one year of active and retired workers. Health checks for occupational history, medical history, smoking history, internal medicine, otolaryngology, X-ray examination, pneumoconiosis by the Hengyang