title: Extranasal epistaxis: a diagnostic challenge.
authors.affiliation: Vascular Radiology Service of the Santa Maria University Hospital-HUSM, Santa Maria, RS, Brasil.
authors.forename: Daniela Oliveira
authors.initials: DO
authors.lastname: Teixeira
authors.forename: Luiz Carlos Alves de
authors.initials: LC
authors.lastname: Oliveira
authors.forename: Enedir Borges
authors.initials: EB
authors.lastname: Teixeira
authors.forename: Ana Maria
authors.initials: AM
authors.lastname: Benvegnú
authors.forename: Letícia Moreira Flores
authors.initials: LM
authors.lastname: Machado
mesh_terms: D000328:Adult; D000783:Aneurysm / Q000150:complications* / Q000175:diagnosis; D002340:Carotid Artery Diseases / Q000150:complications* / Q000175:diagnosis; D002342:Carotid Artery, External; D004844:Epistaxis / Q000209:etiology*; D005260:Female; D006801:Humans; D009300:Nasal Septum / Q000601:surgery