Table 1.
Patient characteristics.
| Median age (range) | 58 (22-82) |
|---|---|
| Gender women %, (N) | 59 (16/27) |
| Secondary brain tumors %, (N) | 85 (23/27) |
| Breast | 37 (10/27) |
| Lung | 30 (8/27) |
| others | 19 (5/27) |
| Primary brain tumors %, (N) | 15 (4/27) |
| GBM | 7 (2/27) |
| PCNSL | 7 (2/27) |
| CSF cytology %, (N) | |
| Positive | 52 (14/27) |
| Negative | 48 (13/27) |
| MRI brain %, (N) | |
| Positive for LM | 59(16/27) |
| Negative for LM | 41(11/27) |
| Not performed | 4 (1/27) |
| MRI spine %, (N) | |
| Positive for LM | 44 (12/27) |
| Negative for LM | 41 (5/27) |
| Not performed | 37 (10/27) |
| MRI and/or CSF %, (N) | |
| Positive for LM | 70 (19/27) |
| Negative for LM | 30 (8/27) |
| Parenchymal tumor manifestation %, (N) | |
| Positive | 81 (22/27) |
| Negative | 19 (5/27) |