Primary Dystonia, Dyt2 Type
Primary dystonia DYT2 type is characterized by segmental dystonia that manifests with involuntary posturing affecting predominantly the feet.
The exact prevalence is unknown. The disease is reported in a limited number of Jewish and Gypsy families.
The onset of the symptoms is early in childhood or adolescence. Progression to generalized dystonia is possible.
The DYT2 locus is unknown. Autosomal recessive transmission is suggested.