title: Calcaneal chondroblastoma with secondary aneurysmal bone cyst: a case report.
abstract: We present a case of destructive chondroblastoma associated with secondary aneurysmal bone cyst involving the left calcaneus. Because of the extensive destruction of the calcaneus, total calcanectomy was the treatment of choice.
authors.affiliation: Musculoskeletal Cancer Surgery, Santa Izabel Hospital, Salvador, State of Bahia, Brazil.
authors.forename: Alex
authors.initials: A
authors.lastname: Guedes
authors.forename: Bruno
authors.initials: B
authors.lastname: Barreto
authors.forename: Lara Grimaldi
authors.initials: LG
authors.lastname: Soares Barreto
authors.forename: Daniel A
authors.initials: DA
authors.lastname: Athanazio
authors.forename: Paulo R F
authors.initials: PR
authors.lastname: Athanazio
mesh_terms: D000328:Adult; D001707:Biopsy, Needle; D017824:Bone Cysts, Aneurysmal / Q000150:complications / Q000175:diagnosis / Q000473:pathology* / Q000601:surgery; D001859:Bone Neoplasms / Q000150:complications / Q000175:diagnosis / Q000473:pathology* / Q000601:surgery; D002111:Calcaneus / Q000473:pathology* / Q000601:surgery*; D002804:Chondroblastoma / Q000150:complications / Q000175:diagnosis / Q000473:pathology* / Q000601:surgery; D005500:Follow-Up Studies; D005534:Foot Diseases / Q000175:diagnosis / Q000601:surgery; D006801:Humans; D007150:Immunohistochemistry; D008279:Magnetic Resonance Imaging; D008297:Male; D009367:Neoplasm Staging; D019637:Orthopedic Procedures / Q000379:methods; D049268:Positron-Emission Tomography; D018570:Risk Assessment; D016896:Treatment Outcome