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Ovarian cancer is the second-most common gynecologic cancer in the United States. It causes more deaths than any other cancer of the female reproductive system. [24] . Among women it ranks fifth in cancer-related deaths. [25] . The typical age of diagnosis is 63. [2] .
Ovarian tumors, or ovarian neoplasms, are tumors in the ovary. [1] Not all are ovarian cancer. [1] They consist of mainly solid tissue, while ovarian cysts contain fluid. [2] In 2020, the World Health Organization (WHO) divided ovarian tumours as 90% epithelial, 3% germ cell, and 2% sex cord-stromal types. [3]
Ovarian cancer is a type of cancer that begins in the ovaries. The ovaries are each about the size of an almond. They produce eggs, called ova, as well as the hormones estrogen and progesterone.
Ovarian clear-cell carcinoma, or clear-cell carcinoma of the ovary, also called ovarian clear-cell adenocarcinoma, is one of several subtypes of ovarian carcinoma – a subtype of epithelial ovarian cancer, in contrast to non-epithelial cancers.
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.
Ovarian cancer is the most lethal of the female cancers for which there is no reliable screening test, and every person assigned female at birth is at risk.
Learn about the different types of ovarian cancer and where they start. Learn which ovarian cysts can be cancer.