title: Radiological appearances of sinonasal abnormalities.
abstract: The aim of this pictorial review is to present a variety of abnormalities of the sinonasal cavities to emphasize the diversity of lesions occurring in this region. These include congenital, neoplastic and granulomatous disorders and some allergic and inflammatory lesions with uncommon radiological appearances, as well as expanding lesions of the facial bones or of dental origin with secondary involvement of the related sinus(es).
authors.affiliation: Department of Diagnostic Radiology and Imaging, Kuwait, Kuwait.
authors.forename: A H
authors.initials: AH
authors.lastname: El-Beltagi
authors.forename: A A
authors.initials: AA
authors.lastname: Sobeih
authors.forename: M
authors.initials: M
authors.lastname: Valvoda
authors.forename: M H
authors.initials: MH
authors.lastname: Dahniya
authors.forename: S S
authors.initials: SS
authors.lastname: Badr
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D005260:Female; D006801:Humans; D008279:Magnetic Resonance Imaging; D008297:Male; D008875:Middle Aged; D010254:Paranasal Sinus Diseases / Q000175:diagnosis*; D010255:Paranasal Sinus Neoplasms / Q000175:diagnosis; D010256:Paranasal Sinuses / Q000002:abnormalities; D012852:Sinusitis / Q000175:diagnosis; D014057:Tomography, X-Ray Computed