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Primary generalized epilepsy during infancy and early childhood
Eli Shahar1, Shai Barak, Jameel Andraus
1Child Neurology Unit and Epilepsy Service, Meyer Children's Hospital, Rambam Medical Center, Rappaport School of Medicine, Haifa, Israel. e_shahar@rambam.health.gov.il
Journal of Child Neurology
|May 4, 2004
Summary
This study identifies a benign infantile epilepsy syndrome with generalized seizures, responding well to medication and generally preserving cognitive skills. It suggests this condition may warrant inclusion in current epilepsy syndrome classifications.
Area of Science:
- Pediatric Neurology
- Epileptology
- Clinical Neuroscience
Background:
- Generalized epileptic disorders are well-defined in adolescents but less characterized in infants.
- Infantile epilepsy requires accurate diagnosis for appropriate management and outcome prediction.
Purpose of the Study:
- To delineate a benign generalized epileptic disorder in infants and early childhood.
- To analyze clinical features, EEG findings, treatment response, and developmental outcomes.
- To assess the potential for adding this syndrome to current epilepsy classifications.
Main Methods:
- Retrospective analysis of 25 infants under 4 years with generalized nonfebrile seizures.
- Inclusion criteria: normal perinatal history, EEG confirmation, favorable drug response, normal cognition.
- Evaluation of seizure characteristics, EEG, medication response, development, and family history.
Main Results:
- Twenty-five infants presented with generalized clonic seizures; 56% had prior febrile seizures.
- EEG showed generalized epileptiform discharges in 84%; 32% had a positive family history.
- 18 infants responded promptly to valproic acid, with seizure freedom and EEG normalization.
- 7 patients required prolonged therapy; all remained seizure-free with normal cognition, though some had attention/learning difficulties.
Conclusions:
- An idiopathic generalized epileptic disorder in infancy with a benign course is identified.
- The syndrome shows a rapid response to therapy and preservation of cognitive skills.
- This condition may represent a distinct epileptic syndrome for classification.