University of Helsinki and Helsinki University Hospital 1 article published in JoVE Medicine Study Design for Navigated Repetitive Transcranial Magnetic Stimulation for Speech Cortical Mapping Pantelis Lioumis1,2, Salla Autti1,2, Juha Wilenius2,3, Selja Vaalto1,2,3, Henri Lehtinen3,5, Aki Laakso4, Erika Kirveskari3, Jyrki P. Mäkelä2, Mia Liljeström1,2, Hanna Renvall1,2 1Department of Neuroscience and Biomedical Engineering, Aalto University School of Science, 2BioMag Laboratory, HUS Diagnostic Center, University of Helsinki, Aalto University, and Helsinki University Hospital, 3Department of Clinical Neurophysiology, HUS Diagnostic Center, University of Helsinki and Helsinki University Hospital, 4Department of Neurosurgery, University of Helsinki and Helsinki University Hospital, 5Department of Child Neurology, University of Helsinki and Helsinki University Hospital Navigated repetitive transcranial magnetic stimulation is a highly efficient non-invasive tool for mapping speech-related cortical areas. It helps in designing brain surgery and speeds up the direct cortical stimulation conducted during the surgery. This report describes how to perform speech cortical mapping reliably for preoperative evaluation and research.
