Phenotype details |
no perinatal findings; coarse facies, bushy eyebrows, elongated face, hypertelorism, upslanting palpebral fissures, flat nasal bridge, small nose, micrognathia; severe intellectual disability, autism spectrum disorder; irritability, self-injurious behavior; weight -2.32 SD, height -2.75 SD; microcephaly (OFC -3.09 SD); hypertonia of all extremities, decreased muscle bulk, ataxia, abnormal EEG w/o apparent seizures; MRI brain bilateral periventricular leukomalacia, partially empty sella, subependymal nodular gray matter heterotopia, bil hypo-/delayed myelination, hypoplastic pituitary gland; bilateral retinal detachment, cataract; severe scoliosis, left acetabulum dysplasia, bil hip dysplasia, bilateral coxa valga, pes planus; bilateral cryptorchidism, two large hypopigmented macules |