| Phenotype details |
birth-41w; delayed motor development; head control-6m; roll-6m; sit-11m; crawl-18m; walk-48m; severe intellectual disability; autistic behavior; no language comprehension; no speech; spastic diplegia; able to walk; infantile hypotonia; no history of regression; no epilepsy; MRI brain cerebral atrophy; delayed myelination; corpus callosum hypoplasia; round face; prominent nasal bridge; thin upper lip; long and thick eyebrows, upper slanted palpebral fissures, anteverted nares, short philtrum; no short stature; no obesity; no precocious puberty |