NIH Common Data Elements (CDE) Repository

General Details:

Name:: Seizure epilepsy focal classification type
Steward:: NINDS
Definition:: The type of focal epileptic seizures, considered to originate within networks limited to one hemisphere, which may be discretely localized or more widely distributed, and may originate in subcortical structures, experience by the participant/subject.
Registration Status:: Qualified

Value	Code Name	Code Description
Focal aware	Focal aware	Focal aware (without impairment of awareness)
Focal Impaired Awareness	Focal Impaired Awareness	Focal Impaired Awareness (with impairment of awareness (roughly corresponds to the the concept of ''complex partial seizure''))
Focal to bilateral, tonic clonic seizure	Focal to bilateral, tonic clonic seizure	Focal to bilateral, tonic clonic seizure (involving tonic, folowed by clonic movements, replaces the term ''secondarily generalized seizure'')
Focal, unknown awareness	Focal, unknown awareness	Focal, unknown awareness
Focal onset Clonic	Focal onset Clonic	Focal onset Clonic
Focal onset Tonic	Focal onset Tonic	Focal onset Tonic
Focal onset Atonic	Focal onset Atonic	Focal onset Atonic
Focal onset Epileptic spasm	Focal onset Epileptic spasm	Focal onset Epileptic spasm

Definition:: The type of focal epileptic seizures, considered to originate within networks limited to one hemisphere, which may be discretely localized or more widely distributed, and may originate in subcortical structures, experience by the participant/subject.
Tags:

ID:
Title:
URI:
Provider Org:
Language Code:
Document:: https://www.ilae.org/<br />Fisher RS, Cross JH, French JA, Higurashi N, Hirsch E, Jansen FE, Lagae L, MoshÉ SL, Peltola J, Roulet Perez E, Scheffer IE, Zuberi SM. Operational classification of seizure types by the International League Against Epilepsy: Position Paper of the ILAE Commission for Classification and Terminology. Epilepsia 2017;58(4):522–530. <br />Fisher RS, Cross JH, D'Souza C, French JA, Haut SR, Higurashi N, Hirsch E, Jansen FE, Lagae L, MoshÉ SL, Peltola J, Roulet Perez E, Scheffer IE, Schulze-Bonhage A, Somerville E, Sperling M, Yacubian EM, Zuberi SM. Instruction manual for the ILAE 2017 operational classification of seizure types. Epilepsia 2017;58(4):531–542.