Summary of imaging and clinical findings in patients with abnormally decreased T2 signal
| Findings | |
|---|---|
| Demographics | |
| Patients | 29 |
| Sex (male) | 19 (65.5%) |
| Age (yr) | 49 (range, 18–85) |
| Clinical information | |
| Associated seizures | 22 (75.9%) |
| Extrinsic compressive lesions | 14 (48.3%) |
| Imaging findings | |
| Laterality | |
| Bilateral | 7 (24.1%) |
| Unilateral | 22 (75.9%) |
| Multiple lobes involved | 21 (72.4%) |
| Frequency of involved lobes | |
| Frontal | 19 (65.5%) |
| Parietal | 17 (58.6%) |
| Temporal | 16 (55.2%) |
| Occipital | 14 (48.3%) |
| EEG findings | |
| Availability | 19 (65.5%) |
| Laterality | |
| Unilateral | 12/12 Cases with MRI T2 changes unilateral |
| Bilateral | 7/7 Cases with MRI T2 changes bilateral |
| Follow-up imaging | |
| Availability | 9 (31%) |
| Changes resolved | 6 (66.6%) |
| Associated with compressive lesion | 4/6 |
| Nonresolved/gliosis | 3 (33.3%) |
| Associated with compressive lesion | 1/3 |