Juvenile myoclonic epilepsy is one of the most common epilepsy syndromes, which accounts for nearly 10% of all epilepsies. It has been classified as part of »Idiopathic generalized epilepsy with variable phenotype«. The syndrome presents between the ages of 6 and 22. Clinical manifestations encompass myoclonic jerks, absence and generalized tonic-clonic seizures. Diagnose is often delayed, because characteristic clinical picture