Table 1 Clinical characteristics of patients
| Characteristic | Total |
|---|---|
| Number of patients | 13 |
| Median age (yrs), (range) | 71.2, (47–88) |
| Gender | |
| Male | 4 (30.8%) |
| Female | 9 (69.2%) |
| Mean Karnovsky performance score, (range) | 89 (50–100) |
| Primary vs. Residual/ Recurrent disease | |
| Primary | 9 |
| Residual | 3 |
| Recurrent | 1 |
| Median tumor volume (cm3), (range) | 10.26 (0.85–43.76) |
| Presenting symptoms | |
| Asymptomatic | 3 |
| Seizure | 2 |
| Anosmia | 4 |
| Visual deterioration | 2 |
| Headaches,dizziness | 2 |