| Prevalence | Approximately 1-5 per million individuals |
| Inheritance | Autosomal recessive |
| Age of onset | Typically between ages 20-40 |
| Gender | Affects both males and females equally |
| Ethnicity | No specific ethnic predilection; cases reported worldwide |
| Striatal degeneration | Loss of medium spiny neurons in the caudate nucleus and putamen |
| Cerebral atrophy | Particularly in basal ganglia regions |
| Databases | OMIMOrphanetClinicalTrialsPubMed |