| Phenotype details |
see paper; ..., birth 41w+3, length 55.6 cm (+3.7SD), weight 3,640 g (+2.9SD), OFC 36.0 cm (+2.1SD); length 155.0 cm (+4.0SD), weight 41.3 kg (+2.3SD), OFC 56.0 cm (+3.1SD); prenatal/postnatal overgrowth; accelerated osseous maturation; severe intellectual disability; macrocephaly; round face; broad forehead; flat occiput; hypertelorism; long philtrum; retrognathia; low nasal bridge; large ears; camptodactyly; prominent chin crease; large hands/feet (compared with overall stature); no skin pigmented nevi; no scoliosis; hypertonia; hoarse/low-pitched cry; excessive loose skin; no hernia; no tumorigenesis; patent ductus arteriosus, mitral valve regurgitation; MRI brain enlarged lateral ventricles, Chiari malformation type I |