surgical castration oophorektomi oophorectomy http://purl.bioontology.org/ontology/MEDDRA/10061889 http://purl.bioontology.org/ontology/SNOMEDCT/83152002 http://purl.obolibrary.org/obo/NCIT_C15291 https://en.wikipedia.org/wiki/Oophorectomy Partial or complete removal of one or both of the ovaries. bilateral oophorectomy oophorectomies ovariectomy unilateral oophorectomy excision of ovary ovary LGBT Terminology (University of Southern California)