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易县为山区县,由于自然环境缺碘,历史上为碘缺乏病重病区。近年来,一些不法分子将无碘盐流入病区,使54万人口又受到缺碘带来的危害。孕妇和哺乳妇女是碘缺乏病防治工作中首要关注和重点保护的特需人群,缺碘可导致流产、死产、先天畸形和新生儿死亡率增高,缺碘主要影响胎儿脑发
Yi County is a mountain county, due to lack of iodine in the natural environment, the history of iodine deficiency disease seriously ill. In recent years, some unscrupulous elements have infused iodized salt into the ward and caused 540,000 people to be endangered by iodine deficiency. Pregnant women and lactating women are the most important and important protected persons in the prevention and treatment of iodine deficiency disorders. Iodine deficiency can lead to increased abortion, stillbirth, congenital malformations and neonatal mortality. Iodine deficiency mainly affects fetal brain development