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本文旨在通过调查以阐明铅性脑病、长期铅接触、短期铅接触儿童的神经病学和行为的改变。作者将作为研究对象的90名4～8岁儿童分为四组: 铅性脑病组10名——血铅>40μg/100ml(平均64.1～88μg/100 ml);有下列症状的一项或几项:嗜睡、精神紊乱、运动失调、惊厥,脑脊液检查否定脑炎或脑脊髓膜炎。长期铅接触组20名——至少相隔6个月的两个以上样品血铅>40μg/100 ml(平均
This article aims to investigate the changes in neurology and behavior of children exposed to lead encephalopathy, long-term lead exposure, and short-term lead exposure. The study divided 90 children aged 4 to 8 years into four groups: 10 lead encephalopathy groups - blood lead> 40 μg / 100 ml (average 64.1 to 88 μg / 100 ml); one or more of the following symptoms Entry: Somnolence, mental disorders, ataxia, convulsions, cerebrospinal fluid tests Denying encephalitis or meningitis. Long-term lead exposure group 20 - Two or more samples separated by at least 6 months Blood lead> 40 μg / 100 ml (mean