8A05.0 Primary tics or tic disorders
International Classification of Diseases for Mortality and Morbidity Statistics, 11th Revision, v2024-01
Primary tics or tic disorders are characterised by the presence of chronic motor and/or vocal (phonic) tics. Motor and vocal tics are defined as sudden, rapid, non-rhythmic, and recurrent movements or vocalizations, respectively. In order to be diagnosed, tics must have been present for at least one year, although they may not manifest consistently.
sections/codes in this section (8A05.0-8A05.0)
- Tourette syndrome (8A05.00)
- Chronic motor tic disorder (8A05.01)
- Chronic phonic tic disorder (8A05.02)
- Transient motor tics (8A05.03)
- Other specified primary tics or tic disorders (8A05.0Y)
- Primary tics or tic disorders, unspecified (8A05.0Z)
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