Cortical Zones in Epilepsy

Question 1

Irritative Zone

Answer 1

Cortical region which is capable of generating interictal epileptiform discharges on EEG

Question 2

Symptomatogenic Zone

Answer 2

Cortical region which generates ictal symptoms when activated by epileptiform discharges

Question 3

Ictal Onset zone

Answer 3

-Cortical region where ictalepileptiform discharges originate

Question 4

Epileptogenic lesion

Answer 4

-a structural abnormality responsible for seizure generation

Question 5

Functional deficit zone

Answer 5

cortical region that displays interictal aberrant function

Question 6

Epileptogenic zone

Answer 6

theoretical zone of thecerebral cortex that is able to general seizures. Complete removal ofdisconnection of this zone renders the patient seizure-free

Question 7

Eloquent cortex

Answer 7

the area of the cerebral cortex that, if removed, will bring about a neurological deficit