Status Epilepticus EEG Patterns in Adults Emily L. Johnson Peter W. Kaplan Much of EEG interpretation involves the recognition of EEG patterns that can be analyzed according to frequency, amplitude,…

Pathophysiology of Epileptiform Activity L. John Greenfield Jr Sang-Hun Lee Much of our attention as EEGers is devoted to the identification and localization of spikes and seizures. Atlases, primers and…

Focal and Generalized Rhythm Abnormalities James D. Geyer Paul R. Carney Understanding the background of the EEG is much like understanding a foreign language. Recognizing particular waveforms such as a…

Normal EEG in the Newborn, Infant, and Adolescent Paul R. Carney James D. Geyer L. John Greenfield Jr After the discovery of electroencephalogram (EEG) waves in dogs by the English…

The Normal Adult EEG L. John Greenfield Jr NORMAL WAKEFULNESS: THE POSTERIOR DOMINANT RHYTHM What frequencies and patterns are “normal?” The answer to this question depends on a number of…

Artifacts and Noise L. John Greenfield Jr One of the challenges in EEG interpretation is separating out signals that appear to be of cerebral origin but are in fact derived…

Approaching the EEG: An Introduction to Visual Analysis L. John Greenfield Jr THE APPROACH TO READING Your first exposure to reading EEGs was probably a daunting experience. How should you…

Recording the EEG L. John Greenfield Jr ELECTRODES AND THEIR APPLICATION Scalp EEG Electrodes EEG electrodes must perform two functions. They need to conduct electric signals with a consistent, low…

Electronics of EEG L. John Greenfield Jr James D. Geyer FILTERS, AMPLIFIERS, AND ELECTRODES AC Circuits and Capacitive Reactance We noted in Chapter 1 that the EEG signals we are…

Basic Neuroscience of EEG L. John Greenfield Jr DISCOVERY OF CEREBRAL POTENTIALS AND DEVELOPMENT OF EEG Electricity in the Brain We take for granted that the brain is the source…