Frequency of endemic goiter and indicators of pituitary-thyroid profile in Arctic children

Objective. Analysis of the frequency endemic goiter and indicators pituitary-thyroid profile in children aged 10-18 years living Arctic regions Yakutia. Materials methods. The study was conducted among adolescents Yakutia (Bulunsky, Anabarsky, Allaikhovsky, Nizhnekolymsky, Verkhnekolymsky district) during field medical expeditions 20182020. A total 392 1018 were examined. Results. In 30 % examined children, an increase thyroid gland observed, which accompanied by elevated levels free thyroxine. 3 level thyroid-stimulating hormone detected against background reduced or normal Conclusions. As for prevalence cases goiter, are areas severe endemia. results obtained justify need additional scientific studies to assess degree iodine availability (by concentration urine) different population groups real implementation strategy mass preventive measures.