ICD-11 classes
08 Diseases of the nervous system
Movement disorders
8A05 — Tic disorders
8A05.0 — Primary tics or tic disorders
ICD-11 8A05.0 — Primary tics or tic disorders
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.
The diagnosis includes nothing.
The diagnosis excludes nothing.
Diagnosis with code 8A05.0 contains 6 clarifying diagnoses:
- 8A05.00 — Tourette syndrome
- 8A05.01 — Chronic motor tic disorder
- 8A05.02 — Chronic phonic tic disorder
- 8A05.03 — Transient motor tics
- 8A05.0Y — Other specified primary tics or tic disorders
- 8A05.0Z — Primary tics or tic disorders, unspecified
The diagnosis is coded elsewhere: