| A rare chromosomal anomaly syndrome with a highly variable phenotype. Principle characteristics are developmental or growth delay, short stature, craniofacial dysmorphism (turricephaly, tall forehead, downslanting palpebral fissures, posteriorly rotated and low set ears, narrow palate), congenital heart defects (atrial septal defect, patent ductus arteriosus), hypotonia, and pigmentary dysplasia. Scoliosis, hearing loss, facial/body asymmetry and intellectual disability have also been reported. |