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mds21531-MDS21531.mpg13229KSegment 1.The video shows an up and down tremor of the jaw when the mouth is closed. The patient uses a geste antagoniste to reduce tremulous movements. When keeping the mouth open, dystonic jaw deviation to the right is seen.Segment 2.This woman has jaw tremor with jaw deviation to the right while trying to keep the mouth closed. When keeping the mouth open (while singing a note) the jaw deviation is more overt. She also has dystonic grimacing twitches.Segment 3.This woman has tremulous cervical dystonia. An up and down tremor of the jaw is present when keeping the mouth open.Segment 4.This woman has an up-and-down jaw tremor and a mild side-to-side head tremor. When keeping the arms outstretched with the elbows flexed, there is dystonic posturing of her hands.Segment 5.This woman with marked retrocollis has an up-and-down jaw tremor.Segment 6.This woman has tremor of her jaw and chin as part of her oromandibular dystonia. There is jaw deviation movement to either side.

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