1 INTRODUCTION Ovarian cancer (OC) is one of the leading causes of death among gynecological malignancies, with 314,000 new cases and 207,500 deaths per year.1 In Brazil, this type of cancer is the eighth most incident and 7310 new cases per year were estimated for the period 2023-2025.2 Ninety percent of ovarian cancer are derived from epithelial cells (epithelium of ovarian surface or ovarian tube), the remaining 10% are derived from germ cells or from granulosa-theca cells, being 3/4 of OC...