Clinical and electroencephalographical characterization of typical absence seizures

Abstract

We recorded by video-EEG 455 typical absences in 43 patients aged 17 months to 53 years. Typical absence was defined as the Seizure Classification of the International League Against Epilepsy (ILAE) (1981) as follows: “sudden onset, interruption of activities, blank stare and possible upward rotation of the eyes”. Syndromic diagnosis was possible in 60.46% of the cases according to the criteria of the Commission on Classification and Terminology of the ILAE (1989) and in 67.44% using the proposal of Panayiotopoulos [...]