Epidemiologic and clinical characteristics
| Characteristic | Value |
|---|---|
| Age | |
| Median (range) (yr) | 54 (19–66) |
| Subgroup (No. of patients) (%) | |
| 0–19 | 1 (4.1) |
| 20–39 | 6 (25.0) |
| 40–59 | 11 (45.8) |
| ≥60 | 6 (25.0) |
| Male sex (No.) (%) | 24 (100) |
| Neurologic symptoms (No. of patients) (%) | |
| Headache | 8 (33.3) |
| Epilepsy | 7 (29.1) |
| Focal neurologic signs | 6 (25.0) |
| Paresis | 5 (20.8) |
| Paresthesia | 4 (16.6) |
| Plegia | 2 (8.3) |
| Dysarthria | 2 (8.3) |
| Mental confusion | 2 (8.3) |
| Head lump | 2 (8.3) |
| Diplopia | 1 (4.1) |
| Chorea | 1 (4.1) |
| Vertigo | 1 (4.1) |
| Absence of neurologic symptom | 2 (8.3) |