ovarian neoplasm definitionovarian epithelial neoplasmprimary ovarian neoplasmbenign neoplasm of ovarycystic ovarian neoplasmsolid ovarian neoplasmmucinous neoplasm ovarymucinous cystic neoplasm ovarycystadenoma of ovarypapillary cystadenocarcinoma ovarybenign cystadenoma ovaryovarian epithelial tumors