Focal electroclinical features in generalized tonic–clonic seizures: Decision flowchart for a diagnostic challenge

• Published in: Epilepsia (Copenhagen) Vol. 65; no. 3; pp. 725 - 738
• Main Authors: Vlachou, Maria, Ryvlin, Philippe, Armand Larsen, Sidsel, Beniczky, Sándor
• Format: Journal Article
• Language: English
• Published: United States Wiley Subscription Services, Inc 01.03.2024
• Subjects: Convulsions & seizures; EEG; Electroencephalography; Epilepsy; Firing pattern; focal epilepsy; generalized epilepsy; Seizures; semiology; Semiotics; tonic–clonic seizures; semiology; tonic-clonic seizures; focal epilepsy; EEG; generalized epilepsy

Objective Bilateral tonic–clonic seizures with focal semiology or focal interictal electroencephalography (EEG) can occur in both focal and generalized epilepsy types, leading to diagnostic errors and inappropriate therapy. We investigated the prevalence and prognostic values of focal features in pa...