低浓度 (TWA为 0 .0 315 mg/ m3)铅接触对女工毒作用是全身性的。生化指标中 FEP、 Pb- B和对照组比较有显著差异。血压改变主要是患病年龄提前。患病率最高年龄段在 30～ 40岁之间 ,占 5 9.8%。智商属边缘 ,中下 (IQ值 6 0～ 89)共 6 0例 ,占总人数 73.2 % ,其中 FEP超标率为 2 5 .0 %。平均工龄 7.2 2年。神经系统症状发生率 ,FEP水平在 2 0～ 30μg/ dl最高。神经系统症状分组比较中 ,植物神经系统症状发生率在 FEP各水平段都明显低于头痛组。营养状态普遍欠佳。对月经的影响是全方位的 ,特别是痛经发生率占 2 6 .0 %。 Low concentrations (TWA of 0.015 mg / m3) of lead exposure to systemic toxicity. Biochemical indicators of FEP, Pb-B and the control group were significantly different. Blood pressure changes are mainly sick earlier in age. The highest prevalence of age range of 30 to 40 years old, accounting for 9.8%. IQ edge, middle and lower (IQ value 60 ~ 89) a total of 60 cases, accounting for 73.2% of the total, of which FEP exceeded the rate of 25.5%. The average length of service 7.2 2 years. The incidence of neurological symptoms, FEP levels in 20 ~ 30μg / dl the highest. Neurological symptoms grouping, the incidence of autonomic symptoms in the FEP levels were significantly lower than the headache group. Nutritional status generally poor. The impact on menstruation is comprehensive, especially the incidence of dysmenorrhea accounted for 26.0%.