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- Many neurologic conditions present with motor dysfunction. It is often helpful to distinguish these movement abnormalities in order to properly recognize and manage the disorder.
- Chorea >>> Sudden, ballistic movements.
- Athetosis >>> Writhing, repetitive movements.
- Fasiculations >>> Fine twitching of individual muscle bundles, most easily noted on the tongue.
- Dystonia >>> Sudden, tonic contractions of muscles of the tongue, neck (torticollis), back (opisthotonos), mouth, or eyes (oculogyric crisis).
- Tardive dyskinesia >>> lip smacking, chewing, and teeth grinding (early signs).