Stereotypic Movement Disorders

Joseph Gary, M.D., Arlec Cabrera, Matthew W. Specht, Ph.D.

DEFINITION

  • Characterized by repetitive, rhythmic movements with a predictable pattern in form, amplitude, and localization. These movements can be self-injurious or non-self-injurious.
  • Stereotypic movement disorders are classified under the Neurodevelopmental Disorder section of the Diagnostic and Statistical Manual of Mental Disorders, 5th Edition (DSM-5)[1].

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Last updated: September 1, 2025