[Function of the hypothalamo-hypophyseal-thyroid system in juvenile enlargement of the thyroid]

A study of TTH, T3 and T4 content in the blood serum of adolescents with juvenile thyroid enlargement showed changes which were typical of subclinical hypothyrosis. A conclusion is made about the necessity of a follow-up of children with juvenile thyroid enlargement and administration of pathogenetic therapy with thyroid hormonal drugs.