Journal of obstetrics and women's diseasesJournal of obstetrics and women's diseases1684-04611683-9366Eco-Vector8926810.17816/JOWD89268Research ArticleRisk factors for dyshormonal benign hyperplasia and breast cancerKhurasevB. F.info@eco-vector.comGurkinYu. A.info@eco-vector.comKursk State Medical UniversitySaint Petersburg State Pediatric Medical Academy3001200150150542611202126112021Copyright © 2021, Eсо-Vector2021<p>Risk factors for the occurrence of benign diseases and breast cancer were studied in a comparative analysis of the survey data of 321 women who were operated on the mammary gland, had an established histological diagnosis and were registered in the oncology offices of the Kursk polyclinics (main group), and 150 women who did not have any clinical , no objective manifestations of breast pathology (comparison group). To study the frequency of dyshormonal hyperplasias of the mammary glands and risk factors in girls, an in-depth preventive examination of 390 schoolgirls aged 13-17 years was carried out.</p>risk factorsbenign hyperplasiabreast cancerфакторы рискадоброкачественные гиперплазиирак молочных желез