A congenital condition caused by a deficiency of thyroid hormone during prenatal development and characterized in childhood by dwarfed stature, mental retardation, dystrophy of the bones, and a low basal metabolism.

• 愚侏儒病一种因在胎儿发育期间缺乏甲状腺激素导致的先天性病症，症状为在少儿时期体型矮