| Phenotype details |
see paper; ..., 3m-seizure; focal seizures with apnea or focal clonic seizures; EEG 7m-normal, 2y-multifocal spikes, 10y-fast rhythm; OFC 38.5 cm (+4.3 SD) at birth, 43.5 cm(−1.2 SD) at 9 month, 46.8 cm(−2.1 SD) at 3y 50.0 cm (−2.3 SD) at 13y; 3m-head control, 7m-rolling‐over, no sitting, no words; profound intelletucal disability, periodic irritability, hypotonia; stereotypic movements of extremities; no ataxia; MRI brain 2m/10m/2y-normal; 11y-microcephaly |