Chronic motor tic disorder

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Central nervous system

Chronic motor tic disorder involves quick, uncontrollable movements or vocal outbursts (but not both).

Chronic vocal tic disorder; Tic - chronic motor tic disorder

About 1 to 2% of the population has chronic motor tic disorder. The condition is more common than Tourette syndrome. However, it is not as common as transient tic disorder.

Chronic tics may be forms of Tourette syndrome.

Review Date: 03/21/2010
Reviewed By: David C. Dugdale, III, MD, Professor of Medicine, Division of General Medicine, Department of Medicine, University of Washington School of Medicine; Luc Jasmin, MD, PhD, Department of Neurosurgery at Cedars-Sinai Medical Center, Los Angeles, and Department of Anatomy at UCSF, San Francisco, CA. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

A.D.A.M., Inc. is accredited by URAC, also known as the American Accreditation HealthCare Commission (www.urac.org).

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