地方性甲状腺肿,在我国山区、丘陵地带以及内陆地区的广大农村和牧区中存在相当广泛,它不仅在颈部形成肿块,阻碍呼吸机能,影响工农业生产和青年服兵役,而且它的并发病——地方性克汀病,使人聋、哑、矮、呆,形成残废,所以在我国农业发展纲要中,定为积极防治的疾病之一。过去我们对 Endemic goiter in China’s mountainous areas, hilly areas and inland vast rural areas and pastoral areas, there is a wide range, it not only formed in the neck mass, impede respiratory function, affecting industrial and agricultural production and military service, and its Incidence - endemic cretinism, deaf, dumb, short, stay, the formation of disability, so in our country’s agricultural development program, as one of the active prevention and treatment of diseases. In the past we are right