Oromandibular dystonia(OMD) is an uncommon focal neurological condition affecting the jaws, face, and mouth.[1] Oromandibular dystonia is characterized by involuntary spasms of the tongue, jaw, and mouth muscles that result in bruxism, or grinding of the teeth, and jaw closure. These conditions frequently lead to secondary dental wear as well as temporomandibular joint syndrome. In addition, problems with chewing, speaking, and swallowing may result from jaw opening, involuntary tongue movements, or jaw deviation.[2]
Meige's syndrome is the combination of upper facial dystonic movements, blepharospasm, and OMD.[3]
While the use of oral appliances has been documented, effective management typically consists of a combination of physiotherapy, oral medications, and botulinum toxin injections.[4]
^Raoofi, Saeed; Khorshidi, Hooman; Najafi, Maryam. "Etiology, Diagnosis and Management of Oromandibular Dystonia: an Update for Stomatologists". Journal of Dentistry. 18 (2). Shiraz University of Medical Sciences. PMC 5463774. PMID 28620630.
^Jankovic, Joseph (2003). "Primary and Secondary Generalized Dystonias". Office Practice of Neurology. Elsevier. pp. 816–821. doi:10.1016/b0-44-306557-8/50130-1. ISBN 978-0-443-06557-6.
^Pandey, Sanjay; Sharma, Soumya (2017). "Meige's syndrome: History, epidemiology, clinical features, pathogenesis and treatment". Journal of the Neurological Sciences. 372. Elsevier BV: 162–170. doi:10.1016/j.jns.2016.11.053. ISSN 0022-510X. PMID 28017205.
^Watt, Eileen; Sangani, Indiya; Crawford, Fiona; Gillgrass, Toby (2013-12-02). "The role of a dentist in managing patients with dystonia". Dental Update. 40 (10): 846–848. doi:10.12968/denu.2013.40.10.846. ISSN 0305-5000. PMID 24597030.
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