- Health Library
- Research a Disease or Condition
- Lookup a Symptom
- Learn About a Test
- Prepare for a Surgery or Procedure
- What to do After Being Discharged
- Self-Care Instructions
- Questions to Ask Your Doctor
- Nutrition, Vitamins & Special Diets
Palatal myoclonus is a fast spasm (contraction) of the muscles in the roof of the mouth.
Alternative NamesPalatal tremor
Palatal myoclonus is usually due to damage (lesions) on brain nerve pathways. Conditions that may lead to palatal myoclonus include multiple sclerosis.
- Clicking in the ear
- Popping in the ear
Jankovic J. Movement disorders. In: Daroff RB, Fenichel GM, Jankovic J, eds. Bradley's Neurology in Clinical Practice. 6th ed. Philadelphia, PA: Elsevier Saunders; 2012:chap 71.
Reviewed By: Seth Schwartz, MD, MPH, Otolaryngologist, Virginia Mason Medical Center, Seattle, Washington. Also reviewed by A.D.A.M. Health Solutions, Ebix, Inc., Editorial Team: David Zieve, MD, MHA, David R. Eltz, Stephanie Slon, and Nissi Wang.