Phenotype details |
developmental delay (HP:0001263), intellectual disability (HP:0001249), no autism (-HP:0000717), hypotonia (HP:0001252), sit unable, walk unable, EEG multifocal and generalised epileptiform and slow spike-wave discharges with diffuse background slowing, self-stimulatory rocking, sucking on fingers, choreiform movements, optic atrophy, cortical visual impairment, MRI-brain progressive cerebral atrophy with mild cerebellar loss, atrophy of visual pathways, several small arachnoid cysts G-tube fed, gastroparesis, constipation, hypotonic facies, highly arched palate, gracile bones, mild osteopenia throughout with no definite dysplasia, cardiomyopathy started prenatally, heart block, prolonged QT interval |