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Hemiclonic seizures in an infant (EEG)

An ictal EEG discharge in an 8-week-old baby who, at this age, had 3 right-sided hemiclonic seizures mainly involving the face and upper limb. Note the focal onset with left-sided fast spikes of low amplitude and entirely focal localization of the whole discharge. The arrows mark the onset and termination of the seizure. (Used with permission from: Panayiotopoulos CP. A Clinical Guide to Epileptic Syndromes and Their Treatment. Revised 2nd ed. London: Springer, 2010.)

Related Media

Associated Disorders

  • Dravet syndrome
  • Epilepsy of infancy with migrating focal seizures
  • Epileptic encephalopathy with continuous spike-and-wave during sleep
  • Febrile convulsions
  • Hemiclonic seizures and hemiclonic status epilepticus
  • Hemiconvulsion-hemiplegia-epilepsy syndrome
  • Idiopathic childhood occipital epilepsy of Gastaut
  • Idiopathic generalized epilepsy
  • Panayiotopoulos syndrome
  • Rolandic epilepsy