Among the whole group, 44% had tremor, 24% dystonia, 12% pure gait disorders, 8% parkinsonism, 6% chorea-ballism, and 4% tic disorder.
[ncbi.nlm.nih.gov]
The PMD scale developed here rates 10 phenomena (rest tremor, action tremor, dystonia, chorea, bradykinesia, myoclonus, tics, athetosis, ballism, cerebellar incoordination
[ncbi.nlm.nih.gov]
Chorea can occur on one side of the body (hemi-chorea) or can involve the entire body (generalized chorea). Chorea cannot be suppressed or controlled by the child.
[childneurologyfoundation.org]