title: Clinical radiology quiz. Hyperaerated sphenoid sinus.
authors.forename: P M
authors.initials: PM
authors.lastname: Som
mesh_terms: D000388:Air; D006801:Humans; D008297:Male; D008875:Middle Aged; D010254:Paranasal Sinus Diseases / Q000000981:diagnostic imaging; D013101:Sphenoid Sinus / Q000000981:diagnostic imaging*; D014057:Tomography, X-Ray Computed