Book excerpt: Thoroughly revised and updated for its Second Edition, this atlas remains a must-have reference for anyone performing or interpreting EEGs in adults. This new edition shows readers how to maximize the usefulness of digital EEG. Coverage of subdural EEG and EEG in the intensive care unit has been expanded. The book contains more than 500 clear, easy-to-read EEG samples depicting artifacts, normal phenomena, epileptiform abnormalities, nonepileptiform abnormalities, and EEG patterns associated with impaired consciousness. Detailed legends explain the distinguishing features and clinical significance of each pattern.