epithelial ovarian cancer (eh-pih-THEE-lee-ul oh-VAYR-ee-un KAN-ser)
forms in the tissue covering the ovary (one of a pair of
female reproductive glands in which eggs are made). Most
ovarian cancers are epithelial ovarian cancers.
Fallopian tube cancer and primary peritoneal cancer are
similar to epithelial ovarian cancer and are staged
and treated the same way. Also called ovarian epithelial cancer.