title: Clinical problem solving: radiology. Radiology quiz case 1: opacified Onodi cell.
authors: University of California, San Francisco, USA.
authors: Leonard
authors: L
authors: Allmond
authors: Andrew H
authors: AH
authors: Murr
mesh_terms: D000328:Adult; D002908:Chronic Disease; D005005:Ethmoid Sinus / Q000000981:diagnostic imaging / Q000473:pathology*; D005260:Female; D006261:Headache / Q000209:etiology; D006801:Humans; D012852:Sinusitis / Q000000981:diagnostic imaging*; D013101:Sphenoid Sinus / Q000000981:diagnostic imaging / Q000473:pathology*; D014057:Tomography, X-Ray Computed