| Phenotype details |
walk-15m; no febrile convulsion at infant; no speech; cognitive dysfunction during childhood; developmental delay, intellectual disability; gait possible; cognitive dysfunction; 28y-Parkinsonism, rigidity, tremor; postural abnormality; dystonia; no increasing deep tendon reflex; appearances of pathologic reflex; progressive dementia during adulthood; no psychiatric symptoms; no epileptic seizure; excellent Levodopa responsive; Levodopa-induced dyskinesia; no RETT-like features; sleep problems; no ocular defects; EEG abnormal; MRI brain T2 hypointense substantia nigra and globus pallidus (high iron), T1 hyperintense ‘halo’ in midbrain, no eye-of-the-tiger sign, no white matter involvement, cerebral atrophy hemisphere (rt > lt), cerebellar atrophy, SPECT hypoperfusion rigth hemisphere, no MIBG myocardial scintigraphy washout |