title: Unilateral proptosis due to monostotic fibrous dysplasia.
abstract: An unusual case of monostotic fibrous dysplasia causing proptosis in a 30-year-old man is reported with an apparently sudden onset and progression over a 1 month period. Methods of investigation and the establishment of a diagnosis are detailed.
mesh_terms: D000328:Adult; D003937:Diagnosis, Differential; D005094:Exophthalmos / Q000209:etiology*; D005357:Fibrous Dysplasia of Bone / Q000150:complications*; D005358:Fibrous Dysplasia, Monostotic / Q000150:complications* / Q000175:diagnosis / Q000473:pathology; D006801:Humans; D008297:Male; D011859:Radiography; D012886:Skull / Q000000981:diagnostic imaging