自廿年代开始用食盐加碘防治本病以来,对广大山区及平原因碘缺乏所致的地方性甲状腺肿取得了显著成绩,但对沿海地区环境及食物中并非缺碘,也可以造成甲状腺肿,除日本北海道居民患病的报导和我国于志恒氏论及海滨性甲状腺肿外,尚未见碘致地方性甲状腺肿之报导。为在沿海渔民地区 Since the beginning of the 20th century, salt iodization has been used to prevent and treat this disease, and remarkable achievements have been made in endemic goiter caused by iodine deficiency in the vast mountains and plains. However, iodine deficiency is not found in the environment and food in the coastal areas, which can also cause goiter In addition to reports of the prevalence of inhabitants in Hokkaido, Japan, and of Yu Zhicheng’s theory of seashore goiter in China, there have been no reports of endemic goiter caused by iodine. For the fishermen area in the sea