Epileptiform activity refers to distinctive EEG waves or complexes distinguished from background activity found in in a proportion of human subjects with epilepsy, but which can also be found in subjects without seizures. Interictal epileptiform activity refers to such activity that occurs in the absence of a clinical or subclinical seizure. [ https://orcid.org/0000-0002-0736-9199 ]
Synonyms: Epileptiform EEG discharges
Term information
- UMLS:C4023491
Epileptiform EEG discharges include small sharp spikes (SSSs), wicket spikes, 14- and 6-Hz positive spikes, phantom spike and waves, psychomotor variant, subclinical rhythmic EEG discharges of adults (SREDA), and midline theta rhythm.