title: Radiology quiz case 1. Sinonasal idiopathic inflammatory pseudotumor (IIP) with orbital invasion.
authors: Chang Gung Memorial Hospital, Kaohsiung Medical Center, Chang Gung University College of Medicine, Kaohsiung, Taiwan.
authors: Pei-Wen
authors: PW
authors: Lin
authors: Hsin-Ching
authors: HC
authors: Lin
authors: Chien-Kuang
authors: CK
authors: Tsai
mesh_terms: D001763:Blepharoptosis / Q000209:etiology; D003937:Diagnosis, Differential; D004172:Diplopia / Q000209:etiology; D004487:Edema / Q000209:etiology; D004724:Endoscopy; D005005:Ethmoid Sinus / Q000000981:diagnostic imaging*; D006801:Humans; D008297:Male; D008443:Maxillary Sinus / Q000000981:diagnostic imaging*; D008875:Middle Aged; D009668:Nose Diseases / Q000000981:diagnostic imaging*; D009915:Orbit / Q000000981:diagnostic imaging; D016727:Orbital Pseudotumor / Q000000981:diagnostic imaging*; D010254:Paranasal Sinus Diseases / Q000000981:diagnostic imaging*; D014057:Tomography, X-Ray Computed