1974年我县在矽肺普查中发现了一例肺泡微石症患者,又在追查其家族中发现其胞弟亦患此病,现报告如下: 例一徐××,男性,26岁,已婚,采石工,工龄五年(露天作业)。X线胸片呈现两肺弥漫性细结节状阴影,密度较增高而均匀,境界清楚,结节分布以两肺中下野较为密集,右肺水平裂增粗显影,二例肺门 In 1974, the county discovered a case of alveolar microlithiasis in the silicosis survey. In addition, it found in the tracing family that its brother also suffers from the disease. The report is as follows: Example 1 Xu XX, male, 26 years old, married, Quarrying, five years of service (open-air homework). X-ray showed diffuse thin nodules of the shadow of the two lungs, the density was higher and uniform, the state clearly, the distribution of nodules in both lungs is more intensive, the right lung horizontal thickening of the development, two hilar