title: Dedifferentiated chordoma--a case report.
abstract: A case of a recurrent sacro-coccygeal chordoma is reported which histologically showed an admixture of a conventional chordoma and a pleomorphic sarcoma. These tumours are called dedifferentiated chordomas and carry an ominous prognosis.
authors.affiliation: Department of Pathology, BJ Medical College, Pune.
authors.forename: Neil S
authors.initials: NS
authors.lastname: Sahasrabudhe
authors.forename: M V
authors.initials: MV
authors.lastname: Jadhav
authors.forename: V V
authors.initials: VV
authors.lastname: Holla
mesh_terms: D001859:Bone Neoplasms / Q000000981:diagnostic imaging / Q000473:pathology*; D002454:Cell Differentiation; D002817:Chordoma / Q000000981:diagnostic imaging / Q000473:pathology*; D003050:Coccyx; D006801:Humans; D008080:Liposarcoma / Q000473:pathology; D008297:Male; D012447:Sacrum; D014057:Tomography, X-Ray Computed