Table 2. Video EEG monitoring case series studies of intractable seizures

ReferenceNumber patients studiedLength of monitoringConditionOutcome
Porter(16).6912 wks (mean)Intractable seizures 11 years (mean)Diagnostic classification changed 22 pts, followup at 25th month (mean) improved seizure control-58
Sutula(19).408 wks (avg)Refractory seizures 10.8 years (mean)Diagnostic classification changed-19 pts, unrecognized seizure type identified-8 pts, improved seizure control-60, reduced number of medications-60
Egli(24).33210 hrs (avg)Refractory seizuresSeizure free-15, improved seizure control-55
Willmer(27).48 [*] [+]4 daysRefractory seizuresDiagnostic classification changed-25 pts, diagnosis confirmed-6 pts, reduced number of medications
Wada(30).82 [*] [+]2 wksRefractory seizuresDiagnosis confirmed by recorded seizure in 62 pts.
Pierelli(37).27 [+]1-15 daysRefractory seizuresDiagnosis confirmed by recorded seizure in 6/21 pts [a]; clinical focality established 10/27 pts

* Stimulation techniques such as sleep deprivation, alcohol, hyperventilation, and suggestion were used.

+ Anticonvulsant medication was either fully or partially withdrawn prior to or during the monitoring.

[a] Six patient had established epilepsy.

From: Electroencephalographic (EEG) Video Monitoring

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