Related Experiment Video

Updated: Aug 30, 2026

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

[Somatosensory evoked spikes and epileptiform activity in "normal" children]

Lineu C Fonseca1, Glória M A S Tedrus

  • 1Faculdade de Medicina, Pontifícia Universidade Católica de Campinas, Campinas, SP, Brasil.

Arquivos De Neuro-Psiquiatria
|November 5, 2003
PubMed

Insights

Somatosensory evoked spikes (SES) and spontaneous epileptiform activity (SEA) were studied in 173 children aged 7-11. Findings indicate SES can occur in normal children, suggesting an age-related functional phenomenon.

Area of Science:

  • Neuroscience
  • Pediatric Neurology

Context:

  • Limited data exists on somatosensory evoked spikes (SES) in the electroencephalogram (EEG) of typically developing children.
  • Understanding normal EEG patterns is crucial for accurate diagnosis and research in pediatric neurology.

Purpose:

  • To investigate the occurrence of somatosensory evoked spikes (SES) and spontaneous epileptiform activity (SEA) in a cohort of normal children aged 7 to 11 years.
  • To characterize the prevalence and potential significance of SES in pediatric EEG.

Summary:

  • The study examined 173 children (7-11 years) undergoing EEG with somatosensory stimulation (ten taps to hands and feet).
  • Spontaneous epileptiform activity (SEA) was found in 2.3% of children, consistent with other studies.
  • Somatosensory evoked spikes (SES) were observed in one child (0.58%), suggesting a potential age-related functional phenomenon in normal pediatric EEG.

Impact:

  • This research contributes to establishing normative data for SES in pediatric EEG.
  • Findings may help differentiate between normal physiological responses and pathological activity in children's EEGs.
  • Highlights the possibility of SES as an age-related functional finding in neurodevelopment.

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