| Phenotype details |
encephalopathy, hypotonia, tremor, dystonia, status dystonicus, akinetic-rigid syndrome, spasticity, nystagmus, rhabdomyolisis, dysautonomia, dysarthria, hypoaesthesia, vertigo, dystonia, ptosis; neuroimaging abnormalities: caudate, putamen, thalamus, corticosubcortical; outcome: dystonia |