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某厂三名工人从事氯化塔内壁涂铅作业20天,吸入高浓度铅烟(空气中铅烟浓度14.5mg/m~3)相继出现神经系统、消化系统症状。网织红细胞分别为2.4％、3.0％、1.8％;尿铅分别为0.34mg/L,0.38mg/L,0.28mg/L;尿紫质均为强阳性(卅)。根据职业史及检查结果,诊断为职业性亚急性中度铅中毒,经用6个疗程的驱铅治疗,
A factory three workers in the chlorination tower wall lead paint operation for 20 days, inhalation of high concentrations of lead smoke (air lead concentration of 14.5mg / m ~ 3) have nervous system, digestive system symptoms. The reticulocytes were 2.4%, 3.0% and 1.8% respectively. The urinary lead contents were 0.34mg / L, 0.38mg / L and 0.28mg / L, respectively. According to occupational history and test results, diagnosed as occupational subacute moderate lead poisoning, after 6 courses of lead-free treatment,