TY - BOOK AU - Shapiro,Michelle AU - Foster,Gary TI - Prolonged EEGs in adult patients with a first unprovoked seizure: a prospective pilot study PY - 2019///. N1 - 72 N2 - AimsDefinitions of epilepsy have changed to include a first unprovoked seizure with a high (>60%) risk of recurrence in the next 10 years. A single seizure and an epileptiform discharge on an EEG would suffice for this diagnosis. We hypothesized that an extended six-hour EEG in adult patients presenting with a first unprovoked seizure would demonstrate an increased yield of epileptiform discharges in comparison to a standard 30-minute EEG, and therefore higher rates of epilepsy diagnosis UR - https://shs.cairn.info/revue-epileptic-disorders-2019-6-page-561?lang=en ER -