Table 2.
The summary of ECoG, pathology and surgical outcome in 13 patients
| Pt No. | ECoG interictal spikes | ECoG ictal onset zone | ESI-ECoG concordance rate | MSI-ECoG concordance rate | Surgical resection area | Pathology | Postop. F/U duration | Outcome |
|---|---|---|---|---|---|---|---|---|
| 1 | L inf & ant to mid sup P, post cingulate gyrus | L inf & ant to mid sup P | 1 | 1 | L sup & med P, post cingulate gyrus | FCD IIB in P | 1 yr 1 mo | IIIB |
| 2 | L inf lat & mes & post lat T | L mes & lat bas T | 1 | 1 | L ATL/AH, lat bas T | HS, FCD IIIA in T | 1 yr 1 mo | IA |
| 3 | L OF, mes & inf lat T, HC head | L OF, mes & lat T | 1 | 1 | L ATL/AH & OF | Minimal cortical dyslamination in F, FCD IC in T, Focal infarct in HC | 2 yr 5 mo | IIIA |
| 4 | R med F, OF, lat & bas T, inf P | R med & lat F, OF, lat & bas T, inf P | 1 | 1 | R ant & mid F, inf P | Dense fibrous tissue and floating arachroid cells S/O arachroid cyst in F, P | 1 yr 4 mo | IA |
| 5 | R mes & lat T, AG, HC head | R mes T, AG | 0.5 | 0.5 | R ATL/AH | HS, FCD IIIA in T | 1 yr 7 mo | IA |
| 6 | NP | NP | - | - | L ATL/AH | HS, FCD IIIA in T | 1 yr 1 mo | IA |
| 7 | NP | NP | - | - | L ATL/AH | HS, FCD IIIA in T | 1 yr 2 mo | IA |
| 8 | NP | NP | - | - | L ATL/AH | HS, FCD IIIA in T | 1 yr 2 mo | IA |
| 23 | NP | NP | - | - | R ATL/AH | HS, FCD IIIA in T | 1 yr 4 mo | IA |
| 24 | R mes & bas & lat T, HC body | R mes to bas T, HC body | 1 | - | R ATL/AH & R OF | FCD IC in OF, FCD IC & IB in T | 1 yr 5 mo | IA |
| 25 | R mes & bas & lat T, HC head to body | R post lat & bas & mes & sup lat T, AG to HC body | 1 | - | R extended ATL/AH, lat T | FCD IC in ant T, FCD 1A in sup lat T | 1 yr 1 mo | IIIB |
| 26 | L mes & bas & ant lat T, HC head to tail | L mes T, HC head to tail | 1 | - | L ATL/AH | HS, FCD IIIA in T | 2 yr 5 mo | IA |
| 27 | R bas T (lesion), mes & lat T, HC head to body | R bas T (lesion) | 1 | - | R ATL/AH, R lat & R bas T | FCD IIIC in lat T, cavernous angioma in bas T (lesion) | 2 yr 7 mo | IA |
AG: amygdala, AH: amygdalohippocampectomy, ant: anterior, ATL: anterior temporal lobectomy, bas: basal, Bi: bilateral, ECoG: electrocorticography, ESI: EEG source imaging, F: frontal, FCD: focal cortical dysplasia, HC: hippocampus, HS: hippocampal sclerosis, F/U: follow up, inf: inferior, L: left, lat: lateral, med: medial, mes: mesial, mid: middle, mo: month, MSI: MEG source imaging, NP: not performed, OF: orbitofrontal, P: parietal, post: posterior, R: right, S/O: suggestive of, sup: superior, T: temporal, yr: year.