Table 2.
MRI features of the 52 patients.
| Variable | N (%) |
|---|---|
| Location | |
| Supratentorial | 38 (73.1) |
| Infratentorial | 2 (3.8) |
| Both | 12 (23.1) |
| N of lesions | |
| One | 20 (38.5) |
| Two or more | 32 (61.5) |
| Corpus callosum involvement | 18 (34.6) |
| Basal ganglia involvement | 30 (57.7) |
| Cerebral cortex involvement | 22 (42.3) |
| Enhancement | |
| Homogenous | 30 (57.7) |
| Heterogenous | 22 (42.3) |
| Necrosis | 22 (42.3) |
| Ependymal infiltration | 26 (50.0) |
| Low ADC values | 36 (69.2) |
| Mass effect | 36 (69.2) |
| Size | |
| ≥5.0 cm | 5 (9.6) |
| <5.0 cm | 47 (90.4) |
| Signal T1 | |
| Isointense | 18 (34.6) |
| Hypointense | 34 (65.4) |
| Signal T2 | |
| Isointense | 26 (50.0) |
| Hyperintense | 26 (50.0) |
Abbreviations: ADC, apparent diffusion coefficient; MRI, magnetic resonance imaging.