| Phenotype details |
see paper; ..., birth weight 2,211kg; height SD<−2.5; weight SD<−2.5; OFC SD<−2.5; mild/moderate intellectual disability; hypotonia; no broad-based gait; sensitivity to sounds; anxiety; broad forehead; no low-set, posteriorly rotated ears; no upturned nose; thin upper lip; no broad mouth; feeding difficulty; infancy gastroesophageal reflux and/or vomiting; infancy constipation; small hands; small feet; hyperlordosis; periodic illnessc; high pain threshold; no congenital abnormalities; myopia, strabismus; hypoplastic fifth toenails |