Ictal EEG

Ictal EEG

Used to measure brain activity during a seizure. May be useful in learning more about patients who aren't responding to conventional treatments.
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No loss of consciousness or drop occurred during the attacks, and ictal EEG showed no epileptiform changes.
Differences between Generalised Tonic-Clonic and Focal-onset Seizures evolving to Generalised Tonic-Clonic Seizures Differences GTCS ->GTCS Aura No A->B->C, A->C/B->C Focal brain lesion No Active or scar lesion Inter-ictal EEG Brief Generalised Focal spike and wave spike and wave Ictal EEG Generalised spike Focal evolving spiky rhythm and wave A = Aura; B = Blank; C = GTCS.
Greater ictal EEG amplitude, intensity, and symmetry obtained with bilateral ECT are not common with longer seizures, but they are related to antidepressant outcome.
The ictal EEG as a marker of adequate stimulus intensity with unilateral ECT.
In the surgical treatment group there were 12 patients without an ictal EEG.
Patients who had interictal bilateral epileptiform discharges or discordant MRI lesions had ictal EEGs recorded during onset at V/ EEG.
Association of combined MRI, interictal EEG, and ictal EEG results with outcome and pathology after temporal lobectomy.
Some studies report that ictal EEG indices may be markers of relative stimulus intensity that might indicate a successful treatment (11).
Table Characteristics of psychogenic nonepileptic seizures Characteristic Comment Duration May be prolonged Timing Usually occur only during the day Physical harm Rare Tongue biting Rare Urinary incontinence Rare Motor activity Prolonged Cyanosis No Postictal confusion Rare Related to medication changes No Interictal EEG Normal Ictal EEG Normal Presence of secondary gain Common EEG: electroencephalography Source: References 4, 10, 11, 13
On ictal EEG, rhythmic spike-slow waves are found predominantly in the centrotemporal region.
Comparison of seizure duration, ictal EEG, and cognitive effects of ketamine and methohexital anesthesia with ECT.