EARLY MYOCLONIC ENCEPHALOPATHY
PATTERN OF INHERITANCE
The condition is usually de novo, but this depends on the
underlying etiology as metabolic disorders may be inherited in
Genetic etiologies are recognized (e.g. ErbB4).
FAMILY HISTORY OF SEIZURES/EPILEPSY
Family history of seizures or epilepsy is usually not present. A positive
family history should trigger a search for a genetic or metabolic