Phenotype details |
The patient is a 6 years and 8 months old boy with global developmental delay and generalized hypotonia. Seizures started at two months of age. Currently, at 7 years of age, he has significant motor limitations, unable to lift his head, sit independently, walk, or speak. Neurological examination shows poor visual tracking and response to sound. Brain MRI shows abnormally wide cerebral gyri with thickening of the cerebral cortex. |