Abstract:During 30 yr of iodine prophylaxis endemic goiter in school children had disappeared in the Savonlinna area which has been the location of continuous surveillance in the East of Finland. In adults goiter is still found to some extent especially in older people. The iodine intake has increased from about 50 to 300 micrograms per day during these yr and the thyroidal uptake of radioactive iodine has decreased from over 60% to between 20 and 30%. However, there is a significant difference in this regard between n… Show more
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