Nonepileptic Events
Nonepileptic Events Nicholas J. Beimer Linda M. Selwa INTRODUCTION Nonepileptic events are transient episodes, symptoms, or experiences that mimic epileptic seizures but are not the result of abnormal hypersynchronous neuronal…
EEG Interrater Reliability
EEG Interrater Reliability James D. Geyer Paul G. Cox Paul R. Carney INTRODUCTION As with most facets of medicine, a number of myths surround electroencephalography and its interpretation. Many requesting…
New Frontiers in EEG: High and Low Frequencies, High-Density EEG, Digital Analysis, and Magnetoencephalography
New Frontiers in EEG: High and Low Frequencies, High-Density EEG, Digital Analysis, and Magnetoencephalography David E. Burdette Andrew Zillgitt Since the early days of electroencephalography (EEG), neurophysiologists have attempted to…
Genetics of EEG and Epilepsy
Genetics of EEG and Epilepsy James D. Geyer Paul R. Carney L. John Greenfield Jr INTRODUCTION A number of epilepsy syndromes and their associated electroencephalographic findings have genetic linkages. An…
Evoked Potentials and Intraoperative Monitoring
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
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
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
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
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
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’…
