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Clinical features of Lennox-Gastaut syndrome

Last reviewed dd mmm yyyy. Last edited dd mmm yyyy

Authoring team

The seizure types found in the Lennox-Gastaut syndrome include:

  • tonic seizures, especially nocturnal
  • atypical absence seizures
  • atonic and myoclonic attacks
  • non-convulsive status
  • infantile spasms

Half of children will show developmental delay from diagnosis. All are affected within 5 years.

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