Phenotype details |
see paper; ..., no intra-uterine growth retardation; short stature; no microcephaly; severe global developmental delay; 3y-walk; speech few words (but essentially non-verbal, communicates with gestures, pointing, PECS); intellectual disability, severe; behavioral issues; Some aggressive behaviours, sensory-seeking.; hypotonia; no seizures; MRI brain abnormal, delayed myelination of the subcortical U fibres at frontotemporal poles (WM intensities flair-RJL). Smaller left temporal lobe, thin corpus callosum, dysplastic left hypocampus |