title: Spontaneous External Endometriosis in a Gorilla (Gorilla gorilla).
abstract: The present report describes a case of external endometriosis in a 28 year old female gorilla (Gorilla gorilla). Microscopical examination of a pelvic mass observed at necropsy revealed ovarian tissue together with uterine glands and stroma, fibrous tissue and many siderophages. Theories of pathogenesis of external endometriosis are briefly reviewed.
authors.forename: M
authors.initials: M
authors.lastname: Doré
authors.forename: A
authors.initials: A
authors.lastname: Lagacé