title: MR imaging of pterygoid muscle inflammation.
abstract: A case report of trismus after a dental procedure is evaluated by MR imaging. The medial and lateral pterygoid muscles showed inflammatory changes. Etiologies of trismus are reviewed.
authors.affiliation: Department of Radiology, West Virginia University Hospital, Morgantown 26506.
authors.forename: A P
authors.initials: AP
authors.lastname: Ciacchella
authors.forename: W L
authors.initials: WL
authors.lastname: Higgins
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D008279:Magnetic Resonance Imaging; D008964:Molar, Third / Q000601:surgery; D009220:Myositis / Q000150:complications / Q000175:diagnosis*; D011626:Pterygoid Muscles / Q000473:pathology; D014081:Tooth Extraction / Q000009:adverse effects; D014313:Trismus / Q000175:diagnosis* / Q000209:etiology