Ovarian cancer is the second most common cancer that affects the female reproductive system (gynecological cancer). Uterine (endometrial) cancer is the most common. A female has a 1 in 78 lifetime risk of getting ovarian cancer.
In 2021, more than 21,400 people learned they had ovarian cancer. Epithelial ovarian cancer accounts for more than 9 in 10 of these cases. More than half of epithelial ovarian cancer cases affect people over 65.