title: [Primary malignant melanomas of the nasal fossae].
abstract: Melanoma of the nasal and paranasal sinus mucosa represented less than 1% of all melanomas. Melanoma to be localized commonly in nasal septum and your prognosis is poor. We presented three cases with a mean age of 75 years. The tumor was localized in nose. The melanocytes were presented in only case. All the tumoral cells stained with S-100 and HMB-45. In a case the vascular invasion was presented. Only a patient was treated with surgical excision. Two patients death 8 months after diagnosis.
authors.affiliation: Servicio de Anatomía Patológica, Hospital Camino de Santiago, Ponferrada, León.
authors.forename: S
authors.initials: S
authors.lastname: Valerdiz
authors.forename: J
authors.initials: J
authors.lastname: Martín
authors.forename: M
authors.initials: M
authors.lastname: Coloma
authors.forename: A
authors.initials: A
authors.lastname: Palacín
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D001706:Biopsy; D005260:Female; D006801:Humans; D008297:Male; D008545:Melanoma / Q000473:pathology* / Q000601:surgery; D009296:Nasal Cavity / Q000473:pathology / Q000601:surgery; D009669:Nose Neoplasms / Q000473:pathology* / Q000601:surgery
vernacular_title: Melanomas malignos primarios de fosas nasales.