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1991年2～3月间,美国驻墨西哥大 使馆一位官员的7岁女儿(儿童A)在血铅检测和随访中,发现血铅浓度突然从1.10微克分子量/升(umol/L)升高到4.60umol/L。患儿被送入美国波士顿儿童医院住院治疗,采用口服螯合剂二巯琥珀酸驱铅,血铅浓度即不断明显下降。经进一步检测表明,在该患儿的另3名同胞姊弟中,8岁的姐姐 (儿童B)和3岁的弟弟(儿童C)血铅水平也都升高,只有一岁半的弟弟(儿童
From February to March 1991, a 7-year-old daughter (child A) from an official at the U.S. embassy in Mexico found that blood lead levels suddenly increased from 1.10 ug / umol / L during blood lead testing and follow-up To 4.60umol / L. Children were admitted to Boston Children’s Hospital hospital treatment, the use of oral chelating agent mercapto-driven lead, blood lead concentrations that continue to decline significantly. Further tests showed that among the three siblings of the same child, blood lead levels were also increased in 8-year-old sisters (child B) and 3-year-old brother (child C), and only one and a half year old brother child