新生婴儿可以患甲状腺功能亢进或甲状腺功能减退(甲低症)。甲亢常常在新生儿期就可确诊,这不仅因为其有明显的临床表现,而且因为一般其发生在一种可预料的情况下,即其母亲具有或曾具有突眼性甲状腺肿疾病史。相比之下,甲状腺功能低下在新 Newborn infants may have hyperthyroidism or hypothyroidism (hypothyroidism). Hyperthyroidism is often diagnosed in the neonatal period not only because of its obvious clinical manifestations, but also because generally it occurs in a predictable condition, ie, the mother has or has had a history of sudden-onset goiter. In contrast, hypothyroidism is new