燃煤污染引起慢性砷中毒临床分析及组织病理观察

目的 了解燃煤污染引起慢性砷中毒的发病情况。方法 对我省某地区因误采燃用高砷煤引起慢性砷中毒进行现场调查及有关实验室检查。结果 共调查7069人,发现患者200例,患病率为2．83％。在资料完整的177例中,男100例,女67例,轻度93例,中度59例,重度25例,均有不同程度的色素异常及角化,癌变3例。结论 本组病例具有慢性砷中毒典型的临床特征及相应的组织病理改变,符合燃煤污染引起慢性砷中毒的诊断。

Clinical and Histopathological Observation on Arsenism Caused by Coal Burning Pollution

Objective To study the pathogenic situation of arsenism caused by coal burning pollution. Method Field investigation and the related laboratory tests for arsenism were carried out in the population living in endemic area of Guizhou Province. Results Two hundred patients with arsenism were found from 7069 local people. The prevalence of the disease was 2.83％ , Among the 177 eligible patients 110 were males, 67 females. As to the condition of the patients: 93 cases were mild, 59 cases moderate, 25 cases severe, 3 cases with cancerization. Conclusion The patients investigated showed typical clinic features and histopathological changes of arsenism, which are consistent with arsenism caused by coal burning pollution.