International classification of epileptic seizures

Classification

• primary generalized seizures*
  • generalized tonic-clonic seizure
  • absence seizure
  • myoclonic seizure
  • tonic seizure
  • atonic seizure
• partial seizures*
  • simple partial seizure*
  • complex partial seizure*
  • partial seizure with secondary generalization
• unclassified epileptic seizures

* generalized seizures are those that involve both hemispheres diffusely from the onset

* partial seizures arise in a focal area of the cortex

* simple partial seizures with maintained consciousness

* complex partial seizures with altered awareness