| Phenotype details |
see paper; ..., profound intellectual disability; developmental delay; motor delay, not able to sit; speech delay, no speech; 7m-epilepsy, epileptic encephalopathy; EEG abnormal; hypotonia; spasticity congenital; ataxia, not able to sit; MRI brain white matter hyperintensities; no regression, but almost no progression; facial dysmorphisms; amelogenesis imperfecta suggestive of Kohlschutter Tonz syndrome, 3-4y-1st tooth, delayed eruption, yellow teeth; dry skin; no neoplasms |