title: Angiosarcoma of the hypopharynx.
abstract: Angiosarcoma is a tumour of endothelial origin rarely found in the head and neck. A case of angiosarcoma of the pyriform sinus, treated by surgery and post-operative radiotherapy, is reported, providing a cue for discussion of the diagnostic, clinical and pathological peculiarities of the tumour in the light of personal experience and the published data.
authors.affiliation: Department of Otolaryngology, Novara University, Italy.
authors.forename: P
authors.initials: P
authors.lastname: Pisani
authors.forename: M
authors.initials: M
authors.lastname: Krengli
authors.forename: A
authors.initials: A
authors.lastname: Ramponi
authors.forename: M
authors.initials: M
authors.lastname: Olina
authors.forename: F
authors.initials: F
authors.lastname: Pia
mesh_terms: D000368:Aged; D006394:Hemangiosarcoma / Q000737:chemistry / Q000473:pathology*; D006801:Humans; D007012:Hypopharyngeal Neoplasms / Q000737:chemistry / Q000473:pathology*; D008297:Male