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车排子垦区为饮水型地方性氟中毒病区,1984年12月开始改水,1986年6月我们对127团加工厂居民改水后病情变化进行了调查。该单位原饮水含氟4.9mg/L,新水源水氟为0.86mg/L。本次共查580人,其中X线摄片检查99人,尿氟测定100人(其中3人未改水),在原有症状体征的351人中,症状有所减轻者272例占77.49％,特别是跟骨疼痛减轻者较多(占78.4％),97名患者尿氟几何均值为2.83mg/L(范围为1.1～
Che Pai reclamation area for drinking water endemic fluorosis area, began to change the water in December 1984, in June 1986 we 127 residents of the process plant residents changed the condition after the water was investigated. The unit of drinking water fluoride 4.9mg / L, new water source fluoride 0.86mg / L. A total of 580 people were examined, of which 99 were X-ray examination, urine fluoride determination of 100 people (of which 3 did not change the water), 351 of the original symptoms and signs in 272 patients with symptoms alleviated 77.49% In particular, there were more calcaneal pain relievers (78.4%) and 97 patients had urinary fluoride mean values of 2.83 mg / L (range, 1.1 ~