秦巴山地石煤产区燃煤型氟中毒流行现状调查分析

Investigation of prevalent present situation of coal-burning polluting fluorosis in Qinbashan area

通过对秦巴山地7县(市)燃煤污染型氟中毒现状调查,结果表明,病区人口比15年前增加了近7.5倍,各县病区均有不同程度的扩大。8～12岁儿童氟斑牙患病率为48.71%,16岁以上成人氟骨症患病率为14.76%,氟骨症患病率比15年前的2.69%上升了448.70%。测定石煤、空气、玉米和辣椒氟含量严重超标。应尽快采取有效预防措施,防止发生更严重的后果。

The investigation of present situation of coal- burning polluting fluorosis was carried out in 7 counties Qinbashan area.The results showed that the population of involved areas increased about 7.5times than that of 15 years ago and the endemic areas of various counties were all expanded in differ- ent degrees.The rate of dental fluorosis was 48.71% in the 8～12 years children and the prevalence of skeletal fluorosis was 14.76% in the adults over 16 years.The rate of skeletal fluorosis was raised about 448.70% than 2.69% of 15 years ago.The fluorine contents of stone coal,air,corn,chilli were mea- sured and significantly exceeded the criteria.The efficient and protective measures must be immediately taken,lest more serious consequance should happen.