Journal article

The severe epilepsy syndromes of infancy: A population-based study

Katherine B Howell, Jeremy L Freeman, Mark T Mackay, Michael C Fahey, John Archer, Samuel F Berkovic, Eunice Chan, Gabriel Dabscheck, Stefanie Eggers, Michael Hayman, James Holberton, Rodney W Hunt, Susan E Jacobs, Andrew J Kornberg, Richard J Leventer, Simone Mandelstam, Jacinta M McMahon, Heather C Mefford, Julie Panetta, Jessica Riseley Show all

EPILEPSIA | WILEY | Published : 2021

Abstract

OBJECTIVE: To study the epilepsy syndromes among the severe epilepsies of infancy and assess their incidence, etiologies, and outcomes. METHODS: A population-based cohort study was undertaken of severe epilepsies with onset before age 18 months in Victoria, Australia. Two epileptologists reviewed clinical features, seizure videos, and electroencephalograms to diagnose International League Against Epilepsy epilepsy syndromes. Incidence, etiologies, and outcomes at age 2 years were determined. RESULTS: Seventy-three of 114 (64%) infants fulfilled diagnostic criteria for epilepsy syndromes at presentation, and 16 (14%) had "variants" of epilepsy syndromes in which there was one missing or diffe..

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