J Clin Neurophysiol 2021 Jun 18. Epub 2021 Jun 18.
Department of Neurology, Johns Hopkins Bayview Medical Center, Baltimore, Maryland, U.S.A.; Department of Neurology, Epilepsy Unit Montpellier, Montpellier, France; Intensive Care Units and Department of Neurology, University Hospital Basel, Basel, Switzerland; and University of Basel, Basel, Switzerland.
Summary: Generalized periodic discharges with triphasic wave (TW) morphology, long referred to as TWs, are typical of many toxic, metabolic, infectious, and cerebral structural problems, often in concert. Identifying TWs has been challenging for the electroencephalographer and clinician, as has been their cause, significance, prognosis, and treatment. This review highlights the many different patterns of TWs with commentary on their various causes and etiologies, characteristics, different morbidities, differentiation from nonconvulsive status epilepticus, and their prognosis. Read More