Table 1.
Pt. # | Age of Onset (years) | Seizure frequency | Epilepsy Duration (years) | Follow-up (months) | Surgical Outcome | Seizure Focus | Pathology | Neuroimaging | |
---|---|---|---|---|---|---|---|---|---|
MRI | PET | ||||||||
1 | 12 | 1.4/day | 6 | 0.1 | SF | Left TL | - | Left H atrophy | Left TL hypometabolism |
2 | 29 | 18/day | 4 | 11 | SI | Right TL | Focal cortical dysplasia & gliosis | Right hemisphere polygyria | Left TL hypometabolism |
3 | 44 | 0.02/day | 7 | 16 | SF | Right TL | - | Right medial temporal sclerosis | Right TL hypometabolism |
4 | 28 | 0.1/day | 8 | 1 | SF | Right TL | - | Right H atrophy | Right TL hypometabolism |
5 | 0.5 | 0.3/day | 31 | 13 | I | Left TL | - | Left medial temporal sclerosis | Left TL hypometabolism |
6 | 6 | 7/day | 32 | 12 | SI | Left TL | - | Normal | Normal |
7 | 30 | 0.1/day | 15 | 2 | SI | Left TL | - | Left H atrophy | Left lateral and right medial TL hypometabolism |
8 | 13 | 0.05/day | 26 | 6 | SI | Right TL | - | Right H atrophy | Right anterior TL hypometabolism |
9 | 11 | 0.1/day | 2 | 36 | SF | Left TL | Amygdalar low grade ependymoma (WHO grade II) | Left amygdalar minimally enhancing mass | |
10 | 30 | 0.1/day | 10 | 11 | SF | Right TL | - | Right medial temporal sclerosis | Right anterior/medial TL hypometabolism |
11 | 19 | 1/day | 22 | 4 | SF | Left TL | - | Left frontal lobe gliosis | Left anterior TL hypometabolism |
12 | 21 | 1.5/day | 34 | 7 | SF | Left TL | Cortical micro-calcifications | Cystic lesion left medial TL | |
13 | 31 | 0.3/day | 8 | 4 | SI | Left TL | - | Left medial temporal sclerosis | Left TL hypometabolism |
SF Seizure-free
SI Significantly
I Improved
U Unchanged
H Hippocampus
TL Temporal Lobe
No seizures
> 90% seizure frequency reduction
50-90% seizure frequency reduction
< 50% seizure frequency reduction