| Phenotype details |
see paper; ..., no abnormalities during pregnancy; normal delivery; birth 37w; mild intellectual disability, learning difficulties; developmental delay, mild global; motor delay, walking at 2y; speech delay, severe, first words at 4-5y; no dysarthria; EEG normal; hypotonia; no spasticity; no ataxia; anxiety, mild autism spectrum disorder-features; no sleep disturbances; MRI brain normal; no regression; no other neurological abnormalities; facial asymmetry; dental malposition; no drooling, dysphagia; no hearing abnormalities; myopia; aortic bicuspidy; kyphoscoliosis, dolichostenomelia, pectus excavatum; hyperlaxity; no gastrointestinal abnormalities; no urogenital abnormalities; no endocrine/metabolic abnormalities; no immunological abnormalities; normal skin, normal hair, normal nails; no neoplasms; Marfanoid (long and thin) habitus; normal serum alkaline phosphatase levels (75UI/L) |