Course of pregnancy and childbirth in women with primary hypothyroidism
Journal: Obstetrics Gynecology and Reproduction
Year: 2023

Introduction. Primary hypothyroidism is observed in women of reproductive age in 2–3 % of cases. The most common thyroid pathology during pregnancy is subclinical hypothyroidism (SHT), which is caused by newly diagnosed autoimmune thyroiditis (AIT) or severe iodine deficiency. In some regions of the Russian Federation, the population has a mild iodine deficiency, the average concentration of iodine in the urine being found at 78 µg/L (the normal range is 100–200 µg/L). In women with primary hypo