系自我区三个重点县五个公社的六个发病村(水氟7.2—10.0毫克/升),对其八岁以上无临床症状之常住居民,随机抽样先投照前臂(右侧)X光片409例,有可疑病变(包括骨崤增宽)者再投照骨盆片,由两名医生共同诊断。2.结果分析 本组资料按中央地办室石家庄会议标准可确诊为早期氟骨症者30例。男11例,女19例;15—25岁3 Department of the three key counties in three communes of six villages (water fluoride 7.2-10.0 mg / l), for its residents over the age of eight no clinical symptoms of residents, random sampling first cast the forearm (right) X-ray 409 cases, suspected lesions (including osteoporosis wide) were re-cast pelvis, jointly diagnosed by two doctors. Analysis of the results of this group of data by the central office Shijiazhuang meeting standards can be diagnosed as early skeletal fluorosis in 30 cases. 11 males and 19 females; 15-25 years old 3