title: Ovarian mucinous epithelial neoplasm showing immunohistochemical pattern of lower gastrointestinal origin with stromal minor sex-cord elements: A case report.
abstract: •We report a case of an ovarian mucinous cystadenoma that exhibited extensive sex-cord differentiation.•The ovarian tumor coincided with a uterine endometrial carcinoma.•The immunohistochemical pattern of mucinous epithelium of the ovarian tumor was suggestive of lower gastrointestinal origin.
authors.affiliation: Department of Obstetrics and Gynecology, University of Occupational and Environmental Health School of Medicine, Japan.
authors.forename: Taeko
authors.initials: T
authors.lastname: Ueda
authors.affiliation: Department of Obstetrics and Gynecology, University of Occupational and Environmental Health School of Medicine, Japan.
authors.forename: Hitomi
authors.initials: H
authors.lastname: Nakagawa
authors.affiliation: Department of Obstetrics and Gynecology, University of Occupational and Environmental Health School of Medicine, Japan.
authors.forename: Toru
authors.initials: T
authors.lastname: Hachisuga
keywords: Endometrial carcinoma; Immunohistochemistry; Mucinous; Ovary; Sex-cord