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本文报告4例职业性重度铅中毒,均系在车间空气中铅浓度高,接触铅及其氧化物半年内发病的。经20年随访观察,均发生严重的神经系统病变,右腕下垂,癫痛样抽搐等,经用Ca-Na_2EDTA驱铅及对症治疗,但预后不良。
This article reports 4 cases of occupational heavy lead poisoning, both in the workshop of lead in the air, high concentrations of exposure to lead and its oxide within six months of onset. After 20 years of follow-up, serious neurological diseases, right wrist drooping, epilepsy-like convulsions and so on, lead and symptomatic treatment by Ca-Na_2EDTA, but the prognosis is poor.