地方性甲状腺肿,多发生在远离海洋外环境贫碘的山区。沿海地区,除本世纪六十年代日本北海道居民因食海藻过量引起地方性甲状腺肿流行外,我们于1978～1981年对油田区渤海湾河北省黄骅县海滨前、后范等11个渔业生产大队进行了调查,其总人口24,229人,实查22,178人,普查率91.53％;查出甲状腺肿761例,患病率3.43％;生理增大2,751例,肿大率 Endemic goiter, occurred in the mountains far from the iodine-depleting environment outside the ocean. Coastal areas, except for the inhabitants of Hokkaido in Japan in the 1960s that caused endemic goiter epidemics due to over-supply of seaweed, we conducted a survey of 11 fishery production units in front and back of the seaside in Huanghua County, Bohai Bay, Hebei Province from 1978 to 1981 Conducted a survey, the total population of 24,229 people, the actual investigation of 22,178 people, the census rate was 91.53%; 761 cases were detected goiter, the prevalence of 3.43%; 2,751 cases of physical increase, enlargement rate