| Phenotype details |
plasma glutamine borderline low; cerebrospinal fluid glutamine high; 11m-epilepsy, generalized tonic-clonic seizure; epilepsy type generalized; developmental and epileptic encephalopathy; EEG disorganized, generalized slowing; seizures sporadic; treatment response ; global developmental delay; MRI prominent perivascular spaces, thinning corpus callosum, demyelination/hypomyelination |