title: Mesenchymal chondrosarcoma presenting as an external auditory canal mass.
authors.affiliation: Department of Otolaryngology, University of Pittsburgh, 200 Lothrop Street, Suite 500, Pittsburgh, PA 15213, USA.
authors.forename: Stephanie Moody
authors.initials: SM
authors.lastname: Antonio
authors.forename: Barton F
authors.initials: BF
authors.lastname: Branstetter IV
authors.forename: Barry E
authors.initials: BE
authors.lastname: Hirsch
mesh_terms: D018211:Chondrosarcoma, Mesenchymal / Q000000981:diagnostic imaging* / Q000473:pathology*; D003937:Diagnosis, Differential; D004428:Ear Neoplasms / Q000000981:diagnostic imaging* / Q000473:pathology*; D004431:Ear, External / Q000000981:diagnostic imaging* / Q000473:pathology*; D006801:Humans; D008279:Magnetic Resonance Imaging; D014057:Tomography, X-Ray Computed