碘是人体所必需的微量元素,是合成甲状腺素的重要原料。胎儿甲状腺的发育依赖于母体所提供的碘。如果妊娠期碘摄入量异常,可造成母体甲状腺功能异常,还会引起胎儿甲状腺功能异常及脑发育分化不良,导致一系列发育障碍。因此,孕产妇的碘营养状况应引起妇产科医师的高度重视,现将 Iodine is a trace element essential for the human body, is an important raw material for the synthesis of thyroxine. The development of the fetal thyroid depends on the iodine provided by the mother. If abnormal iodine intake during pregnancy can cause maternal thyroid dysfunction, but also cause fetal thyroid dysfunction and poor brain development and differentiation, leading to a series of developmental disorders. Therefore, the status of iodine nutrition of pregnant women should be highly regarded by gynecologists, now