Phenotype details |
last assessment early childhood; height -2.20 SD , OFC -2.17 SD; microcephaly; short stature; walking not yet achieved; intellectual disability; developmental delay; speech regression at early childhood, currently no soeech; no seizures/epilepsy; hypotonia; normal joints; stereotypic movements, hand flapping; unilateral strabismus, amblyopia (corrected); normal hearing; no dysmorphism; constipation; no autism spectrum disorder, frequent outbursts when frustrated, repetitive hand flapping; insomnia; no skeletal abnormalities; MRI brain T2-FLAIR hyperintensities in the left frontal lobe, centrum semiovale and bilateral periventricular parietal and occipital regions; Routine EEG as a toddler was normal; Normal sinus rhythm assessed during early childhood |