Table 1.
Patient information including inter-ictal EEG, semiology, etiology, MRI, intracranial SOZ and surgery outcomes.
| Pt | Interictal EEG | Semiology | Etiology | MRI | Intracranial SOZ | Surgery and pathology |
|---|---|---|---|---|---|---|
| Pt 1 sex: F |
Right and left frontal and frontopolar spikes |
Left hand nose wiping, and oral automatisms |
Cryptogenic | Left frontal polar encephalomalcia |
N/A | Left frontal cortectomy Outcome: ILAE-1 Pathology: sub cortical and subpial gliosis |
| Pt 2 sex: M |
Right and left temporal spikes |
Swallowing and oral automatisms; non-forced head turning to left |
Cryptogenic | Normal | RTD 1–3 | Right ATL Outcome: ILAE-1 Pathology: right temporal subpial gliosis HC: severe gliosis |
| Pt 3 sex: F |
Independent right and left temporal spikes |
Right hand automatisms, oral automatisms, ictal scream, and hypermotor activity |
Cryptogenic | Normal | LAT #1, 2; LAD #1–3 LPD #1–3 |
Left ATL Outcome: ILAE-1 Pathology: gliosis, subpia, subcortical, entorhinal cortex |
| Pt 4 sex: M |
Right frontal and temporal spikes |
Forced head turn to the right and an ictal cry |
Cryptogenic, but likely related to post-surgical encephalomalcia |
Right frontal encephalomalacia 2nd to remote history of craniopharyngioma |
RIT amd RMT #2–7; spread to the inferior contacts of the RG; independent L. temporal seizures |
History of surgery for craniopharyngioma |
| Pt 5 sex: M |
Left temporal sharp waves and left TIRDA |
Behavioral arrest, oral automatisms, and right arm posturing |
MTS | Left HC atrophy and T2 signal |
N/A | Left ATL Outcome: ILAE-1 Pathology: MTS |
| Pt 6 sex: F |
Right temporal spikes |
Behavioral arrest, oral automatisms, and right arm posturing |
Cryptogenic | Mild generalized cerebellar atrophy |
N/A | Right ATL Outcome: ILAE-2 Pathology: severe subpial gliosis consistent with chronic seizure disorder |
| Pt 7 sex: M |
Left temporal spikes and TIRDA |
Behavior arrest followed by oral automatisms |
Cryptogenic | Focal mass anterior left temporal lobe |
N/A | Excision of left temporal lobe lesion Outcome: ILAE-1 Pathology: gliosis |
| Pt 8 sex: F |
Right temporal spikes | Sense of impending doom, oral automatisms |
MTS | Right HC atrophy | N/A | Right: ATL Outcome: ILAE-1 Pathology: MTS |
Hippocampus (HC), mesial temporal sclerosis (MTS), ILAE (International League against epilepsy), right and left temporal depth (RTD and LTD), right middle temporal (RMT), right inferior temporal (RIT), left temporal grid (LTG), left anterior temporal (LAT), left anterior temporal depth (LAD), left posterior temporal depth (LPD), anterior temporal lobectomy (ATL), temporal intermittent rhythmic delta activity (TIRDA).