MRI findings
| Descriptor | Finding |
|---|---|
| Findings were bilateral but asymmetrical. Values expressed as n (%) or n (range). | |
| * Callosal involvement was seen in children with high lesion load or masslike lesions. | |
| † In those who had repeat MRI, enhancement was seen only on the first examination. | |
| ‡ In two cases, no abnormality was found, while in the other six children, a diminution in the size but not complete resolution of lesions was seen. | |
| Location | |
| White matter | 28 (90) |
| Frontal/parietal | 25 (80) |
| Corpus callosum* | 9 (29) |
| Periventricular lesions | 9 (29) |
| Gray matter | 19 (61) |
| Thalamic | 10 (32) |
| Basal ganglia | 12 (39) |
| Brainstem | 13 (42) |
| Spinal cord | 5 (16) |
| Gadolinium | 28 (90) |
| Enhancement† | 8 (29) |
| Mass effect | 8 (26) |
| Follow-up MRI‡ | 8 (2 mo–2 y) |