Clinical Characteristics | |
Participants (No.) | 20 |
Age (mean) (SD) (yr) | 46 (11) |
Female (No.) (%) | 15 (75%) |
No. of cases with positive oligoclonal band (No.) (%)a | 5 (83%) |
MRI characteristics | |
Brain lesions | |
Total brain lesion count (No.) | 997 |
No. of brain lesions per case (median) (range) | 33 (9–165) |
Total brain lesion volume (median) (range) (cm3)b | 3.9 (0.3–17.9) |
No. of cases with T1 black hole lesions (No.) (%) | 15 (75%) |
No. of T1 black hole lesion count | 206 (21%) |
No. of T1 black hole lesions per case (median) (range) | 3.5 (0–43) |
No. of brain lesions included in the analysis (No.) (%) | 391 (39%) |
No. of brain lesions excluded from analysis (No.) (%) | 606 (61%) |
Brain volume (median) (range) (cm3)b | 1208 (1066–1468) |
Cerebral volume fraction (median) (range)b | 0.90 (0.88–0.91) |
No. of assessed brain lesion/total brain lesion by region (%) | |
Cortical/juxtacortical | 90/193 (47%) |
Subcortical/deep | 228/562 (40%) |
Periventricular | 60/203 (30%) |
Infratentorial | 13/39 (33%) |
Cervical spinal cord lesions | |
No. of cases with spinal cord lesions (No.) (%) | 13 (65%) |
Total spinal cord lesion count | 30 |
No. of spinal cord lesions per case (median) (range) | 1 (0–4) |