title: False positive diagnosis of choroidal melanoma by magnetic resonance imaging.
abstract: Magnetic resonance imaging is a relatively new diagnostic modality that is used to an increasing extent as an aid to increase clinical diagnostic accuracy. We report a case of an erroneous diagnosis of malignant melanoma of the choroid associated with magnetic resonance imaging.
authors.affiliation: Jules Stein Eye Institute, UCLA Medical Center 90024.
authors.forename: K B
authors.initials: KB
authors.lastname: Simons
authors.forename: B R
authors.initials: BR
authors.lastname: Straatsma
authors.forename: R Y
authors.initials: RY
authors.lastname: Foos
mesh_terms: D002829:Choroid / Q000473:pathology; D002830:Choroid Neoplasms / Q000175:diagnosis* / Q000473:pathology; D003951:Diagnostic Errors; D005189:False Positive Reactions; D006801:Humans; D008279:Magnetic Resonance Imaging; D008297:Male; D008545:Melanoma / Q000175:diagnosis* / Q000473:pathology; D008875:Middle Aged; D014463:Ultrasonography