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Palatal myoclonus

Definition

Palatal myoclonus is a fast spasm (contraction) of the muscles in the roof of the mouth.

Causes, incidence, and risk factors

It is usually due to damage (lesions) on brain nerve pathways, including multiple sclerosis.

Symptoms

  • Clicking in the ear
  • Popping in the ear

References

Jankovic J, Shannon KM. Movement disorders. In: Bradley WG, Daroff RB, Fenichel GM, Jankovic J, eds. Neurology in Clinical Practice. 5th ed. Philadelphia, Pa: Butterworth-Heinemann;2008:chap 75.


Review Date: 11/23/2010
Reviewed By: Linda J. Vorvick, MD, Medical Director, MEDEX Northwest Division of Physician Assistant Studies, University of Washington, School of Medicine; and Seth Schwartz, MD, MPH, Otolaryngologist, Virginia Mason Medical Center, Seattle, Washington. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.
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