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目的分析借鉴如东县锡壶致群体性铅中毒发现与消除的经验,为处理类似事件提供参考。方法对不明原因腹痛患者调查铅接触史、现病史和既往病史,测定尿铅或血铅;测定锡壶、米酒、雨水的铅含量。结果发现锡壶致铅中毒2 465例。经驱铅治疗,治愈率、好转率、病死率分别为99.62%、0.31%、0.07%。二十多年来未发现新病例,消除了锡壶致铅中毒的危害。结论不明原因腹痛患者致病原因为锡酒壶盛酒或锡水壶煮雨水,是发现与消除锡壶致群体性铅中毒的重要经验。
Objective To analyze and draw lessons from the experience of discovering and eliminating group lead poisoning caused by tin pot in Rudong County, and provide references for handling similar incidents. Methods The history of lead exposure, current medical history and past medical history were investigated in patients with unexplained abdominal pain. Urinary lead or blood lead levels were measured. Lead contents in tin pots, rice wine and rainwater were determined. The results showed tin poisoning caused 2 465 cases of lead poisoning. After lead-lead treatment, the cure rate, improvement rate and case fatality rate were 99.62%, 0.31% and 0.07% respectively. For more than two decades, no new cases were found, eliminating the danger of tin poisoning caused by lead poisoning. Conclusions The cause of unexplained abdominal pain in patients suffering from tin jug wine or tin kettle cooking rainwater is to discover and eliminate tin pot caused by group lead poisoning important experience.