| Phenotype details |
see paper; ..., profound developmental delay, no speech, unable to sit; 5m-epileptic spasms, focal, generalized tonic, status epilepticus seizures; MRI-5m ventriculomegaly, paucity of the white matter, bilateral parietal and occipital pachygyria; intracranial calcifications; spastic diplegia, hyperreflexia; microcephaly; small for gestational age, short stature; congenital heart defect; haemorrhagic retinitis, chronic retinal detachment, right eye exotropia w/ slow pupillary reaction |