EEG and Epilepsy
EEG and Epilepsy Thoru Yamada Elizabeth Meng Paroxysmal Discharges and Seizure Diagnosis Since the introduction of CT (computerized axial tomography) in the early 1970s, neuroimaging diagnostic tests such as MRI…
Activation Procedures
Activation Procedures Thoru Yamada Elizabeth Meng Activation procedures include various sensory and pharmacological stimulations to alter the physiological state. They are usually aimed at eliciting or enhancing abnormal activity, especially…
The Assessment of Abnormal EEG
The Assessment of Abnormal EEG Thoru Yamada Elizabeth Meng General Assessment Electroencephalograph (EEG) changes sensitively along with the state of consciousness in both physiological and pathological states. The alpha rhythm…
Characteristics of Normal EEG
Characteristics of Normal EEG Thoru Yamada Elizabeth Meng Normal Awake EEG EEG shows considerable interindividual variability and also changes significantly depending on the level of consciousness. Further, there are progressive…
Principles of Visual Analysis of EEG
Principles of Visual Analysis of EEG Thoru Yamada Elizabeth Meng The most characteristic features that distinguish EEG from other neurodiagnostic studies are (i) the dynamic nature by which it expresses…
Neuroanatomical and Neurophysiologic Basis of EEG
Neuroanatomical and Neurophysiologic Basis of EEG Thoru Yamada Elizabeth Meng To understand the electroencephalogram (EEG) and its related field of clinical neurophysiology, it is important to know basic neuroanatomy and…
Basic EEG Technology
Basic EEG Technology Thoru Yamada Elizabeth Meng Personnel in the EEG Laboratory All EEG laboratories have, at minimum, two members of the staff: an EEG technologist and an electroencephalographer. An…
Basic Electronics and Electrical Safety
Basic Electronics and Electrical Safety Peter Seaba Thoru Yamada Basic Electricity and Electronics The following is a synopsis of the “basic electricity” concepts that are important for one to know…
Digital EEG
Digital EEG Malcolm Yeh Introduction Traditional electroencephalogram (EEG) recordings are typically used for medical diagnosis and neurobiological research. One EEG channel, commonly recorded from a surface electrode attached to the…
Introduction: History and Perspective of Clinical Neurophysiologic Diagnostic Tests
Introduction: History and Perspective of Clinical Neurophysiologic Diagnostic Tests Thoru Yamada Elizabeth Meng Early History of Electroencephalogram and Related Fields In 1875, Richard Caton (Fig. 1-1), a physiologist from the…
