title: Ewing's sarcoma: A rarity in sinonasal region.
authors.affiliation: Head of the Otolaryngology Department, Hospital Pedro Hispano, Matosinhos, Portugal. Electronic address: saramadalena@hotmail.com.
authors.forename: Sara
authors.initials: S
authors.lastname: Cruz
authors.affiliation: Head of the Otolaryngology Department, Hospital Pedro Hispano, Matosinhos, Portugal.
authors.forename: Paula
authors.initials: P
authors.lastname: Azevedo
authors.affiliation: Head of the Otolaryngology Department, Hospital Pedro Hispano, Matosinhos, Portugal.
authors.forename: Nuno
authors.initials: N
authors.lastname: Trigueiros
authors.affiliation: Head of the Otolaryngology Department, Hospital Pedro Hispano, Matosinhos, Portugal.
authors.forename: Manuel
authors.initials: M
authors.lastname: Rodrigues e Rodrigues
mesh_terms: D017809:Fatal Outcome; D006801:Humans; D008297:Male; D008444:Maxillary Sinus Neoplasms / Q000150:complications; D008875:Middle Aged; D009297:Nasal Mucosa / Q000473:pathology; D015508:Nasal Obstruction / Q000209:etiology; D009669:Nose Neoplasms / Q000150:complications / Q000175:diagnosis*; D035583:Rare Diseases / Q000150:complications / Q000175:diagnosis; D012512:Sarcoma, Ewing / Q000150:complications / Q000175:diagnosis*; D014057:Tomography, X-Ray Computed