title: Extranasopharyngeal juvenile angiofibroma.
abstract: A rare case of juvenile angiofibroma arising from the base of the skull outside the nasopharynx and extending into the pterygo-maxillary fossa and cheek is discribed. It is possible, by a  combined zygomatic and buccal approach, successfully to excise such a tumour.
mesh_terms: D000293:Adolescent; D002342:Carotid Artery, External / Q000000981:diagnostic imaging; D002343:Carotid Artery, Internal / Q000000981:diagnostic imaging; D002610:Cheek; D005153:Facial Neoplasms / Q000000981:diagnostic imaging / Q000473:pathology / Q000601:surgery; D005347:Fibroblasts; D005887:Gingival Neoplasms / Q000000981:diagnostic imaging / Q000473:pathology / Q000601:surgery; D018219:Histiocytoma, Benign Fibrous / Q000000981:diagnostic imaging / Q000473:pathology / Q000601:surgery; D006801:Humans; D008026:Ligation; D008297:Male; D008438:Maxillary Artery / Q000000981:diagnostic imaging; D008443:Maxillary Sinus / Q000000981:diagnostic imaging; D013100:Sphenoid Bone / Q000000981:diagnostic imaging; D014056:Tomography, X-Ray