Primitive mesodermal tumor of the ovary.
D000368:Aged; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D009373:Neoplasms, Germ Cell and Embryonal / Q000175:diagnosis / Q000473:pathology; D010051:Ovarian Neoplasms / Q000175:diagnosis / Q000473:pathology; D010053:Ovary / Q000473:pathology