Table III.
MRI T2-hyperintense signal change involvement
| Area | Initial MRI (n=36) | 2nd MRI (n= 34) | 3rd MRI (n=22) |
|---|---|---|---|
| Frontal white matter | 20 | 1 | 0 |
| Parietal white matter | 27 | 3 (1 improved) | 1 |
| Temporal white matter | 17 | 2 (2 improved) | 1 |
| Occipital white matter | 36 | 13 (4 improved) | 4 |
| Cerebellum | 8 | 0 | 0 |
| Basal ganglia | 2 | 0 | 0 |
| Thalamus | 1 | 0 | 0 |
| Brain stem | 0 | 0 | 0 |
| Cortical gray | 36 | 12 (4 improved) | 3 |
| Hemorrhage | 5 | 6 | 3 |
| Laminar necrosis | 0 | 5 | 1 |
| Focal atrophy | 0 | 3 | 3 |
| Contrast enhancement | 4 | 1 (1 improved) | 0 |
| MRA stenosis (n=21) | 3 | 0 | 0 |
| Diffusion restriction (n=33) | 8 | 0 | 0 |