| Phenotype details |
birth weight normal, length normal, OFC normal; normal height, weight -2SD, OFC -2.1; developmental delay/intellectual disability; no gross motor delay, fine motor delay, walk-15m; speech delay, 2y-3y-first words; autistic features, no attention deficit hyperactivity disorder; hypotonia; no sleep problems; no hearing loss; normal vision; joint pain (hands and feet), long slender fingers, Marfanoid features; normal skin; narrow face, normal forehead, deep set eyes, protruding ears, normal nose, microretrognathia; swallowing difficulties; MRI brain normal; ECG wide aortic root (z-score=2.6); no family history |