|  |  | MRI(T2/FLAIR) lesion (%)a | ||||
---|---|---|---|---|---|---|---|
Detected | No. of patients | Neurologic symptom (%) | Cerebral white matter | Â | Â | Â | Â |
Viral DNA in CSF | Cerebellum | Brain stem | Other | Unknown | |||
JCVb | 25 | 25 (100) | 21 (84.0) | 4 (16.0) | 7 (28.0) | 2 (8.0) | 2 (8.0) |
Herpesvirusesc | 24 | 20 (83.3) | 18 (75.0) | 7 (29.2) | 2 (8.3) | 3 (12.5) | 1 (4.2) |
HSV-1 and CMV | 1 | 1 (100) | 1 (100) | 0 (0) | 0 (0) | 0 (0) | 0 (0) |
VZV | 6 | 6 (100) | 5 (83.3) | 1 (16.7) | 1 (16.7) | 0 (0) | 1 (16.7) |
VZV or EBV | 1 | 1 (100) | 1 (100) | 1 (100) | 0 (0) | 1 (100) | 0 (0) |
CMV | 3 | 2 (66.7) | 3 (100) | 0 (0) | 0 (0) | 0 (0) | 0 (0) |
CMV and EBV | 1 | 1 (100) | 1 (100) | 0 (0) | 0 (0) | 0 (0) | 0 (0) |
EBV | 12 | 9 (75.0) | 7 (58.3) | 5 (41.7) | 1 (8.3) | 2 (16.7) | 0 (0) |