青海省藏区饮茶型氟骨症调查结果分析

Findings of Qinghai Tibetan tea-based skeletal fluorosis

目的了解青海省饮茶型氟骨症的病情,进一步做好饮茶型氟中毒的监测防控工作。方法根据2007年中央补助地方公共卫生专项资金地方病防治项目技术方案要求,对青海省藏区四个县的309名成人进行氟骨症X线拍片及骨关节X线诊断。结果达日县X线检出率为34.34(11/32),玛沁县X线检出率为16.34%(9/55)、门源县X线检出率为5.98%(7/117),海晏县X线检出率为2.86%(3/105),X线表现特征是以关节退行性改变及骨间膜骨化为主。结论饮茶型氟骨症时间越长病情越重,随年龄的增大而病情加重。

Objective To investigate the tea-based fluorosis in Qinghai Province, and to improve its prevention and control. Methods According to the Central Subsidized Endemic Disease Prevention Project of 2007, 309 adults with skeletal fluorosis in the four Tibetan counties in Qinghai Province received bone and joint X- ray diagnosis. Results X-ray detection showed the incidence rate was 34.34% （11/32） at Dari County, 16.34% at Machen County （9/55）, 5. 98% （7/117）at Menyuan County, and 2.86% （3/105）at Haiyan County. The significant X-ray features were degenerative joint changes and ossification of the interosseous membrane. Oonclusion Tea-based fluorosis worsens with the course of disease and the age of patients.