title: [The rare case of sinonasal osteosarcoma in a 22-year-old patient (case report)].
abstract: Sarcomas of head and neck are very rare and comprise about 10 to 15% of all malignant nonepithelial neoplasms. A case of 22-year old patient with sinonasal osteosarcoma was presented. The authors stressed the significance of CT in the diagnostic procedures. The preoperative symptoms, histological character of the tumor and postoperative status were shown and discussed. Patient was treated by combined method: the surgical excision and radio-chemotherapy. The 24 months follow-up period was free of symptoms.
authors.affiliation: Katedra i Oddzial Kliniczny Laryngologii Slaskiej AM, Zabrzu.
authors.forename: Katarzyna
authors.initials: K
authors.lastname: Mrówka-Kata
authors.forename: Grzegorz
authors.initials: G
authors.lastname: Namysłowski
authors.forename: Wojciech
authors.initials: W
authors.lastname: Scierski
authors.forename: Rafał
authors.initials: R
authors.lastname: Fira
authors.forename: Dariusz
authors.initials: D
authors.lastname: Lange
mesh_terms: D000328:Adult; D003131:Combined Modality Therapy; D006801:Humans; D008297:Male; D012516:Osteosarcoma / Q000000981:diagnostic imaging / Q000628:therapy; D010255:Paranasal Sinus Neoplasms / Q000000981:diagnostic imaging / Q000628:therapy; D014057:Tomography, X-Ray Computed; D016896:Treatment Outcome