palatal myoclonus

palatal myoclonus
palatal myoclonus n an abnormal condition that is associated with neurological trauma and is characterized by rapid involuntary contraction of the muscles of the soft palate and often of adjacent structures

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rapid, rhythmic, up-and-down movements of one side or both sides of the palate, often with ipsilateral synchronous clonic movements of muscles of the face, tongue, pharynx, and diaphragm. Called also palatal nystagmus or tremor.

Medical dictionary. 2011.

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  • Nystagmus — Rapid rhythmic repetitious involuntary (unwilled) eye movements. Nystagmus can be horizontal, vertical or rotary. * * * Involuntary rhythmic oscillation of the eyeballs, either pendular or with a slow and fast component. [G. nystagmos, a nodding …   Medical dictionary

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