| Phenotype details |
see paper; ..., intellectual disability; mother has intellectual disability and epilepsy, 3 maternal uncles and one maternal cousin with epilepsy; normal hearing; normal vision; delayed speech, expressive language delay; 6y-opposition defiant disorder; 6y-onset seizures, 6y-absence seizures, subsequently focal seizures, occasionally focal secondarily generalised seizures; EEG 2 episodes of spike-wave discharges associated with blinking, suggestive of a seizure, generalized nonspecific cerebral dysfunction; weight 50th-75th centile; OFC 75th centile; no dysmorphic feturres; no gastrointestinal symptoms; varus deformity of feed |