title: Unilateral proptosis.
abstract: Unilateral proptosis is not uncommonly encountered by the otolaryngologist. A thorough understanding of the potential causes and the appropriate diagnostic evaluation will ensure a successful outcome.
authors.affiliation: Division of Head and Neck Surgery, UCLA School of Medicine.
authors.forename: T C
authors.initials: TC
authors.lastname: Calcaterra
authors.forename: T K
authors.initials: TK
authors.lastname: Trapp
mesh_terms: D000792:Angiography; D005094:Exophthalmos / Q000175:diagnosis* / Q000209:etiology / Q000628:therapy; D006801:Humans; D008279:Magnetic Resonance Imaging; D010808:Physical Examination / Q000379:methods; D014057:Tomography, X-Ray Computed; D014463:Ultrasonography