oromandibular dystonia
Oromandibular dystonia (OMD) is a form of focal dystonia, affecting the lower part of the face and jaws. It is characterized by sustained or repetitive involuntary jaw and tongue movements and facial grimacing caused by involuntary spasms of the masticatory, facial, pharyngeal, lingual, and lip muscles.
MONDO:0000477
focal dystonia
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MONDO:0015990
focal, segmental or multifocal dystonia
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