Thyroid dysfunction and secondary amenorrhea in girls

Objective: To determine the status of thyroid system in girls with secondary amenorrhea (SA).Patients and methods. The study included 82 girls in the age 14-17 years with SA (main group). The control group consisted of 78 girls of the same age with a normal volume of the thyroid gland (TG), harmonious physical development and normal menstrual function. Ultrasound examination and examination of the thyroid gland state are included in the study.Results. The results of visual palpation and ultrasound examination of the thyroid gland state revealed the presence of thyropathies in more than half of patients with SA: diffuse nontoxic goiter of 1-2 (9.8%), autoimmune thyroiditis (12.2%), nodular goiter (3.6%) and thyroid hypoplasia (17.1%).Conclusions a significant number of girls with SA have thyroid dysfunction due to various changes in TTH and free fractions of thyroid hormones independently on the presence of the thyroid pathology.Key words: girls, thyroid gland, thyroid status, secondary amenorrhea.