Table 4.
Details of initial intracranial treatment and number of brain metastases
| Intracranial treatment | Number of patients (%) | Number of brain metastases (%) | ||
|---|---|---|---|---|
| 1 | 2–3 | ≥ 4 | ||
| Combined treatment | ||||
| Surgery with radiotherapy of metastasis bed (3DCRT) | 11 (27.5) | 9 (81.8) | 2 (18.2) | 0 (0) |
| Surgery with radiotherapy of metastasis bed (IMRT) | 1 (2.5) | 1 (100) | 0 (0) | 0 (0) |
| Surgery with radiotherapy of metastasis bed (SRT) | 4 (10) | 2 (50) | 2 (50) | 0 (0) |
| Surgery with WBRT | 2 (5) | 1 (50) | 0 (0) | 1 (50) |
| Surgery with WBRT and SRT boost | 4 (10) | 0 (0) | 2 (50) | 2 (50) |
| Surgery with radiotherapy of metastasis bed (3DCRT) and SRT of other lesions | 2 (5) | 0 (0) | 1 (50) | 1 (50) |
| Radiotherapy only | ||||
| SRT | 8 (20) | 6 (75) | 1 (12.5) | 1 (12.5) |
| WBRT | 6 (15) | 1 (16.7) | 2 (33.3) | 3 (50) |
| WBRT with SRT boost | 2 (5) | 0 (0) | 0 (0) | 2 (100) |
3DCRT three-dimensional conformal radiotherapy, IMRT intensity-modulated radiotherapy, SRT stereotactic radiotherapy, WBRT whole-brain radiotherapy