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Interictal High Frequency Oscillations Detected with Simultaneous Magnetoencephalography and Electroencephalography as Biomarker of Pediatric Epilepsy
10:22

Interictal High Frequency Oscillations Detected with Simultaneous Magnetoencephalography and Electroencephalography as Biomarker of Pediatric Epilepsy

Published on: December 6, 2016

[Epilepsy with prolonged epileptiform activity during sleep in children and adolescents]

N A Ermolenko, A Iu Ermakov, I A Buchneva

    Zhurnal Nevrologii I Psikhiatrii Imeni S.S. Korsakova
    |March 11, 2011
    PubMed

    Insights

    Benign epileptic discharges of childhood (BEDC) are not always benign, potentially causing cognitive and behavioral issues. This study identified key features of these syndromes and determined optimal antiepileptic therapy in children.

    Area of Science:

    • Pediatric Neurology
    • Clinical Neurophysiology
    • Epileptology

    Context:

    • Benign epileptic discharges of childhood (BEDC) are age-related EEG patterns typically linked to idiopathic benign focal epilepsy (BFE).
    • Symptomatic phenocopies of BFE have been observed in children with structural brain lesions, infantile cerebral paralysis, and malformations.
    • The 'benign' nature of BEDC is questioned due to potential links with cognitive and behavioral disturbances, resembling epileptic encephalopathy.

    Purpose:

    • To investigate the clinical and neurophysiological characteristics of epileptic syndromes associated with prolonged epileptiform EEG activity in children.
    • To evaluate the potential for BEDC to cause cognitive and behavioral disturbances.
    • To determine the most effective antiepileptic therapy for these pediatric epilepsy syndromes.

    Summary:

    • This study examined 1862 children, including 840 with epileptic seizures and 1022 neurological patients.
    • Clinical and neurophysiological features of epileptic syndromes with prolonged epileptiform EEG activity were identified.
    • The research explored the 'benignity' of BEDC, linking them to potential cognitive and behavioral issues and signs of epileptic encephalopathy.

    Impact:

    • Challenges the traditional view of BEDC as exclusively benign.
    • Highlights the importance of neurophysiological assessment in children with epilepsy and cognitive/behavioral concerns.
    • Provides insights into rational antiepileptic treatment strategies for pediatric epilepsy syndromes.

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