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Interictal epileptiform activities in bilateral and symmetrical periventricular nodular heterotopia (EEG)

On the left, anterior sharp and slow wave complexes during wakefulness. On the right, asynchronous bilateral brief bursts of spikes and slow waves, more evident on the temporal leads, during slow sleep. (Contributed by Dr. Giorgio Battaglia.)

Related Media

Associated Disorders

  • Cerebellar hypoplasias
  • Early epileptic encephalopathy
  • Epilepsy
  • Fragile X syndrome
  • Frontonasal malformation
  • Hydrocephalus
  • Mega cisterna magna
  • Polymicrogyria
  • Syndactyly and limb malformations
  • West syndrome