Clinical Magnetoencephalography and Magnetic Source Imaging

Preface; Part I. The Method: 1. Basic concepts; 2. The nature and origin of magnetic signals; 3. Recording the magnetic flux; 4. Overview of MSI using the single equivalent current dipole (ECD) model as an example; 5. The fundamental problems of MSI; 6. Head models; 7. Source models - discrete source models; 8. Source models - distributed source models; 9. Source models - beamformers; 10. Pragmatic features of the clinical use of MEG/MSI; References; Part II. Spontaneous Brain Activity: 11. MEG recordings of spontaneous brain activity - general considerations; 12. Normal spontaneous MEG frequently encountered artefacts; 13. Spontaneous MEG morphology; 14. Abnormal spontaneous MEG; 15. Contributions of MEG to the surgical management of epilepsy - general considerations; 16. MEG investigations in lesional epilepsies; 17. MEG investigations in nonlesional epilepsies; 18. Pediatric nonlesional epilepsy surgery; References; Part III. Evoked Magnetic Fields: 19. Recording evoked magnetic fields (EMFs); 20. Somatosensory evoked fields (SEFs); 21. Movement-related magnetic fields (MRFs) - motor evoked fields (MEFs); 22. Auditory evoked magnetic fields (AEFs); 23. Visual evoked magnetic fields (VEFs); 24. Language-related brain magnetic fields (LRFs); 25. Alternative techniques for evoked magnetic field data - future directions; References; Postscript: Future applications of clinical MEG; Overview; Normal aging and neurodegenerative disorders; Neurodevelopmental disorders; Psychiatric disorders; Neurological disorders; Functional reorganization; References; Index.