Treatment and Outcome of the 139 Patients with Skeletal Involvement
| Skeletal involvement | |||||
| PET-only | |||||
| Parameter | Early stage | Intermediate stage | Advanced stage | BM (advanced stage) | Bone (advanced stage) |
| Chemotherapy | 2× OEPA | 2× OEPA and 2× COPP or COPDAC | 2× OEPA and 4× COPP or COPDAC | 2× OEPA and 4× COPP or COPDAC | 2× OEPA and 4× COPP or COPDAC |
| Patients (n) | 8 | 5 | 31 | 32 | 63 |
| Progression* (n) | 0 | 0 | 1 (0) | 0 | 2 (1) |
| Radiotherapy (n) | |||||
| No | 5 | 3 | 9 | 7 | 16 |
| Nodal relapse | 2 | 0 | 1 | 0 | 1 |
| Skeletal relapse | 0 | 0 | 0 | 0 | 1 |
| Yes | 3 | 2 | 21 | 25 | 45 |
| Nodal relapse | 1 | 0 | 0 | 4 | 4 |
| Skeletal relapse | 0 | 0 | 0 | 1 | 0 |
↵* Data are for nodal progression, with skeletal progression in parentheses.