- History given suggests the diagnosis of Juvunile myoclonic epilepsy Juvunile myoclonic epilepsy ( Janz Syndrome ) - Most common generalized epilepsy in young adults. - Stas in early adolescence with 1 or more of: Myoclonic jerks in morning, causing patient to drop things Generalized tonic-clonic seizures upon awakening Juvenile absences. - Sleep deprivation and photic stimulation can act as precipitants. - EEG shows generalized 4-5 Hz polyspike and slow wave discharge. OTHER OPTIONS: Atypical absence seizures - Less abrupt onset and offset of loss of awareness - Associated myoclonic components and tone changes of head and body - Precipitated by drowsiness - Accompanied by 1 to 2 hz spike and slow wave discharge. Benign childhood epilepsy syndrome with centrotemporal spikes - Rolandic epilepsy - Stas during childhood and is outgrown in adolescence. - Child wakes up at night owing to focal seizures causing buccal and throat tingling and tonic clonic contractions of 1 side of face, with drooling and inability to speak but with preserved consciousness and comprehension. - EEG shows typical broad based centrotemporal spikes that are markedly increased in frequency during drowsiness and sleep. - MRI is normal. - Patient respond well to carbamazepine.