| Phenotype details |
see paper; …; seizures; EEG temporal spikes; MRI hyperintense T2 signal in parieto-occipital region; severe axial hypotonia, neck dystonia; profound developmental delay (HP:0012736), no speech (HP:0001344), not ambulant (HP:0002540); dystonia (HP:0001332), chorea (HP:0002072); congenital contractures (HP:0002803); macrocephaly (HP:0000256) |