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Abstracts of Presentations at the International Conference on Basic and Clinical Multimodal Imaging (BaCI), a Joint Conference of the International Society for Neuroimaging in Psychiatry (ISNIP), the International Society for Functional Source Imaging (ISFSI), the International Society for Bioelectromagnetism (ISBEM), the International Society for Brain Electromagnetic Topography (ISBET), and the EEG and Clinical Neuroscience Society (ECNS), in Geneva, Switzerland, September 5-8, 2013.

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Related Experiment Video

Updated: Jun 20, 2026

Electromagnetic Source Imaging in Presurgical Evaluation of Children with Drug-Resistant Epilepsy

Electromagnetic Source Imaging in Presurgical Evaluation of Children with Drug-Resistant Epilepsy

Published on: September 20, 2024

Magnetoencephalography and magnetic source imaging in epilepsy.

M Funke¹, T Constantino, C Van Orman

¹Department of Neurology, Primary Childrens Medical Center, Salt Lake City, Utah, USA. michael.funke@hsc.utah.edu

Clinical EEG and Neuroscience

|September 29, 2009

Summary

Magnetoencephalography (MEG) and Electroencephalography (EEG) offer complementary data for cerebral activity assessment. Routine combined MEG/EEG is crucial for epilepsy patients unresponsive to drugs, improving surgical candidate identification.

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Published on: November 13, 2016

Area of Science:

Neuroscience
Medical Imaging
Epileptology

Background:

Magnetoencephalography (MEG) and Electroencephalography (EEG) are non-invasive neuroimaging techniques.
MEG and EEG provide complementary data on cerebral activity.
Technological advancements have made MEG a clinically valuable tool.

Purpose of the Study:

To discuss the applications of MEG in the surgical treatment of epilepsy.
To advocate for the routine combined use of MEG and EEG in clinical practice.
To highlight the benefits of epilepsy surgery for drug-resistant patients.

Main Methods:

Combined data collection and analysis of MEG and EEG.
Utilizing magnetometer or gradiometer whole-head systems for MEG.
Comparing MEG and EEG spike characteristics and detection rates.

Main Results:

MEG and EEG provide complementary, not mutually exclusive, data.
MEG typically detects more interictal epileptiform spikes than EEG.
Combined MEG/EEG can pinpoint the resection area in 58-72% of non-localizing video-EEG cases.

Conclusions:

Combined MEG/EEG data collection and analysis should be a routine diagnostic practice for drug-resistant epilepsy.
A greater number of epilepsy patients could benefit from surgery than are currently referred.
All patients, regardless of age or epilepsy syndrome, deserve the possibility of a seizure-free life through surgery.