Yong-Soo Seo

Both the uterus and breasts have sex hormone dependence, yet there are few studies on the association between breast disease and uterine fibroids (UFs). The purpose of this study was to investigate the incidence of benign breast disease (BB…

IMPORTANCE: Women who undergo surgical hysterectomy before natural menopause may have an earlier increase in hematocrit and storage iron levels than those who continue menstruation, thereby increasing the risk of cardiovascular disease (CVD…

IMPORTANCE: Prior research about the association between hysterectomy and osteoporosis risk had limitations. OBJECTIVE: To assess osteoporosis and fracture risk among female patients who underwent hysterectomy due to benign conditions. DE…

OBJECTIVE: To evaluate the risks of developing gestational diabetes (GDM) and pregnancy-induced hypertension (PIH) in women with polycystic ovary syndrome (PCOS) using data from Korea's National Health Insurance Service. METHOD: The PCOS g…

BACKGROUND: Several population-based studies and observational studies have shown that oophorectomy is associated with an increased risk of colorectal cancer (CRC), and hormone replacement therapy has been associated with a reduction in the…

BACKGROUND: This retrospective cohort study aimed to determine whether there is a difference in reoperation rates between patients who used dienogest (DNG) and patients who did not use DNG. METHODS: Using Health Insurance Review and Assess…

The aim of this cross-sectional study was to compare the prevalence of thyroid diseases between women with and without endometriosis.We established the endometriosis group according to diagnosis codes, surgery codes, and gonadotropin-releas…