| Phenotype details |
bedridden; psychomotor retardation; walk-1y6m; speech few words; nonprogressive cognitive dysfunction during childhood; 23y start cognitive decline; 1y until bedridden after decline; dystonia; rigidity, tremor, impairment of postural reflex; adulthood progressive dementia; anxiety; epileptic seizure; MRI iron deposition globus pallidus, substantia nigra, central band of T1 hypointensity, 33y-remarkable cerebral atrophy, no eye of the tiger sign, no white matter involvement, 33y-mild cerebellar atrophy, CT high density in globus pallidus; EEG abnormal; visual evoked potential normal |