Disease - Epileptic encephalopathy, early infantile, 37
A form of epileptic encephalopathy, a heterogeneous group of severe childhood onset epilepsies characterized by refractory seizures, neurodevelopmental impairment, and poor prognosis. Development is normal prior to seizure onset, after which cognitive and motor delays become apparent. EIEE37 is an autosomal recessive, severe form manifesting in the first years of life. Affected individuals show hyperkinetic movement disorder with choreoathetosis, spasticity, rigidity, mental retardation, absent speech, and impaired volitional movements.