陕西镇巴双河村燃煤型地方性砷中毒流行现状调查

The Investigation of the Current Situation of Coal-burning Type Endemic Arsenic Poisoning in Shuanghe Village Zhenba County in Shanxi Province

目的:了解双河村地方性砷中毒流行现状,为防治研究提供科学依据。方法:选择双河村常住人口且年龄在6周岁以上人群作为调查对象;同时,另选一个没有砷污染的旬邑县作为对照。采集与双河村居民生活密切相关的饮用水、土壤、玉米、辣椒、室内空气、石煤以及部分居民的头发和尿液样品,测定砷含量。同时,对该村常住居民进行地方性砷中毒临床检查和流行病学调查。结果:调查结果显示,除水和土壤砷含量远低于国家标准外,石煤、发砷和尿砷含量均全部超标,室内空气、玉米、辣椒中的砷含量也不同程度的超标,且部分样品超标严重。地方性砷中毒临床诊断结果显示,该村患病率高达31.60%。结论:双河村已经成为燃煤型地方性砷中毒发病较重的村。

Objective：To find out the prevalent situation of endemic arsenic poisoning in the Shuanghe village,to provide a scientific foundation to the reconstruction of the endemic disease prevention.Methods：Choosing the residents over 6 years old as the survey objects and choosing the Xunyi county which has no arsenic pollution as comparison as well.Collecting samples and determining their arsenic contents closely-related to the residents＇ life,such as water,soil,corn,capsicum,indoor air,coal and hair and urine samples of some residents＇.At the same time,carry on the clinical and epidemiological investigation of endemic arsenic poisoning.Results：The investigation results show that except the arsenic contents in water and soil which are far below the standard,the arsenic contents in coal,hair and urine are all above the standard.The arsenic contents in indoor air,corn and capsicum are also above the standard.To some extent,some samples are far above the standard.The results of clinical diagnosis of endemic arsenic poisoning show that the disease occurrence in this village has reached 31.60%.Conclusion：Shuanghe village has become a village of high Coal-burning Type Endemic Arsenic Poisoning occurrence.