Evoked Potentials and Intraoperative Monitoring David B. Macdonald Charles C. Dong INTRODUCTION Evoked potentials are time-locked bioelectric signals conducted partly or entirely through the central nervous system (CNS) in response…

Introduction to Sleep and Polysomnography James D. Geyer Paul R. Carney OVERVIEW OF SLEEP STAGES AND CYCLES The monitoring of sleep is complex and requires a distinct skill set including…

Epileptiform Activity, Seizures, and Epilepsy Syndromes Linda M. Selwa Identification of interictal epileptiform activity (IEA), seizures, and the specific EEG patterns that accompany epilepsy syndromes remains an electroencephalographer’s most critical…

EEG in Specific Disease States James D. Geyer Paul R. Carney Erasmo A. Passaro A wide array of medical and neurologic disorders can cause changes to the EEG patterns. These…

Subdural Electrode Corticography William O. Tatum IV Sanjeet Grewal Epilepsy is a common and serious neurologic disease affecting more than 50 million people worldwide.1 Electroencephalography (EEG) has been an elemental…

Stereotactic Electroencephalography in Epilepsy Sanjeet Grewal Karim Refaey William O. Tatum IV Epilepsy is a common and serious neurologic disease affecting more than 50-60 million people worldwide.1,2,3,4,5 While many patients’…

Video-EEG Monitoring and Epilepsy Surgery Vibhangini S. Wasade Jules E. C. Constantinou Long-term video-EEG monitoring with scalp electrodes is a well-established tool that permits time-locked correlation of paroxysmal clinical events…

Neonatal and Pediatric Epilepsy Syndromes Paul R. Carney James D. Geyer L. John Greenfield Jr NEONATAL SEIZURES Neonatal seizures are poorly classified and under-recognized, especially in critically ill neonates, and…