先天性甲低是少数能通过及时治疗而得以缓解的先天性疾病之一,若未早期治疗则可能导致不可逆的智力障碍。因此临床医生面临的关键问题就是对于已经确诊的先天性甲低患儿如何进行及时、恰当的治疗。本文旨在讨论先天性甲低的处现。目前在国内治疗先天性甲低运用最广泛的药物是干甲状腺片。干甲状腺片是从动物甲状腺组织提取的制剂,其中所含的T_4、T_3等活性成分的量不确定,并且各厂家生产的制剂中活性成分的含量亦不恒定,因而 Congenital hypothyroidism is one of the few congenital diseases that can be alleviated by prompt treatment, and without early treatment can lead to irreversible mental retardation. Therefore, the key issue for clinicians is how to treat timely and proper treatment of congenital hypothyroidism that has been diagnosed. This article aims to discuss the present situation of hypothyroidism. Currently in the treatment of congenital hypothyroidism is the most widely used drug is dry thyroid tablets. Dry thyroid tablets are extracted from animal thyroid tissue preparations, which contain T_4, T_3 and other active ingredients in the amount of uncertainty, and the manufacturers of the active ingredient content of the preparation is not constant, and therefore