Epilepsy Res 2015 Aug 12;114:141-6. Epub 2015 May 12.
Department of Pediatrics, Hokkaido University Graduate School of Medicine, North 15 West 7, Kita-ku, Sapporo, Japan. Electronic address:
Purpose: This study focused on the characteristic needle-like epileptic spikes of short duration and steep shape seen on magnetoencephalography (MEG) in patients diagnosed with focal cortical dysplasia (FCD) morphologically. We aimed to validate the analysis of MEG spike morphology as a noninvasive method of identifying the presence and location of FCD.
Methods: MEG was collected by 204-channel helmet-shaped gradiometers. Read More