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Table 1 Main clinical characteristics of studied patients

From: Surgical outcomes in patients with epilepsy after viral encephalitis: contribution of SEEG study

Pt Age at infection(y) Age at first seizure(y) Age at surgery(y) Main semiology of seizure Seizure frequency MRI PET-CT(hypometabolism) Scalp VEEG
Interictal Eegonset
1 ≤5 ≤5 6–10 1 loss of consciousness, eyes blinking, Bil arm automatism 2GTCS 1weekly
2 yearly
Bil- HS L-T L-T L-Tδwave
2 11–15 11–15 21–25 staring, loss of consciousness,fumbling weekly normal L-T Bil-T (predominant left) none
3 ≤5 ≤5 26–30 1eyes deviated to the R → GTCs 2 head burns, clenching(R), arm convulsion(R) 1 monthly
2 daily
abnormality in left center and parietal lobe L-T、L-P L-TP none
4 ≤5 ≤5 11–15 1Aura:facial rubefaction→GTCS 2visual aura:colorful flashing,metamorphopsia 1 daily
2daily
Bil abnormal signal Bil-P、 L-T Bil-H R-O
5 6–10 6–10 11–15 1 eyes、mouth deviated to the L 2staring, loss of consciousness 1 monthly
2 daily
normal R-T R-F, R-T R-H
6 11–15 11–15 16–20 nausea, flustered monthly normal L-T Bil-T, Bil-F R-F
7 11–15 11–15 11–15 1 mouth twitching, cyanotic lips 2 mouth twitching, L-arm tonic→GTCS 1 weekly
2weekly
normal R-P、L-T R-F(predominant left) R-F
8 41–45 41–45 46–50 nausea, blinking,swallowing, R-arm dystonia →GTCS weekly normal L-T Bil-T, Bil-F L-sphenoid
9 6–10 6–10 6–10 1 head deviated to the R → GTCS 2 staring 1 weekly
2daily
Bil-P abnormal signal L-T、L-P Bil-O
(predominant left)
none
10 6–10 6–10 16–20 Aura:sound obscured, flustered→R arm numb、loss of consciousness→GTCS monthly normal L-T L-T, L-P, L-O none
  1. Pt patient, y year, m month, L Left, R right, m male, f female, Bil Bilateral, GTCS generalized tonic-clonic seizures, HS hippocampal scleros, T temporal, P Parietal, F Frontal, O occiutal, H hemisphere