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人体中理想的血铅水平应为零。然而,由于环境中铅的普遍存在,绝大多数个体中都存在少量的铅,但是如果铅经消化道、呼吸道、皮肤、胎盘等进入人体,导致在人体内含量超过一定水平就会对造血系统、神经系统、消化系统等产生毒害。现在许多医院的儿科门诊开展了微量元素和铅的测定,据初步统计,低钙低锌有所好转,但低铁高铅的比例不在少数,许多宝宝虽然不能诊断高铅血症,却已接近正常最高限,必须引起家长的重视。
The ideal blood lead level in the human body should be zero. However, due to the prevalence of lead in the environment, a small amount of lead is present in the vast majority of individuals. However, if lead enters the human body through the digestive tract, respiratory tract, skin, placenta and the like, the content in the human body exceeds a certain level and the hematopoietic system , Nervous system, digestive system and other toxic. Now many hospitals pediatric out-patient carried out the determination of trace elements and lead, according to preliminary statistics, low calcium and low zinc has improved, but the proportion of low-iron high-lead is not a minority, although many babies can not diagnose high blood lead, it is close Normal ceiling, parents must pay attention.