TY - CHAP M1 - Book, Section TI - Epilepsy A1 - Wells, Barbara G. A1 - DiPiro, Joseph T. A1 - Schwinghammer, Terry L. A1 - DiPiro, Cecily V. PY - 2017 T2 - Pharmacotherapy Quick Guide AB - Epilepsy is defined by the occurrence of at least two unprovoked seizures with or without convulsions (ie, violent, involuntary contraction[s] of the voluntary muscles) separated by at least 24 hours, often with neurobiological, cognitive, psychological, and social consequences. A seizure results from an excessive discharge of cortical neurons and is characterized by changes in electrical activity as measured by the electroencephalogram (EEG). SN - PB - McGraw-Hill Education CY - New York, NY Y2 - 2024/04/19 UR - accesspharmacy.mhmedical.com/content.aspx?aid=1144735612 ER -