承德地区历史上是地方性甲状腺胂(下称地甲肿)、地方性克汀病(下称地克病)重病区,为了进一步探讨地甲肿流行区中,碘缺乏对青少年神经系统和生长发育的影响,我们对病区和非病区学龄儿童进行了智力测验、心理运动试验和生长发育的调查分析。病区组选在1973年地甲肿轻、中、重病区(患病率分别为10.3%、18.1%、50.8%)7 Chengde area is historically endemic thyroid arsine (hereinafter referred to as g), endemic cretinism (hereinafter referred to Dick’s disease) seriously ill, in order to further explore the endemic dendrites in the area, iodine deficiency on the nervous system and growth of adolescents Development, we carried out intelligence tests, psychomotor tests, and growth and development analyzes on ward and non-ward school-age children. The ward group was selected in 1973 with mild, moderate and severe ward disease (prevalence rates were 10.3%, 18.1%, 50.8%) 7