myoclonic epilepsy in non-progressive encephalopathies (MONDO_0019488) is a rare epilepsy syndrome characterized by recurrent, long-lasting myoclonic status in infants and young children with a non-progressive encephalopathy, associated with transient and recurring motor, cognitive and/or behavioral disturbances. Also known as: myoclonic status in non-progressive encephalopathies, myoclonus epilepsy in non-progressive encephalopathies.