Table 2.
Structural Response of Distant Metastases to RAI
| n | ||
|---|---|---|
| Structural response of distant metastasis to RAI ablation | 43 | |
| SD | 35% | 15 |
| PD | 30% | 13 |
| PR | 19% | 8 |
| No structural disease | 16% | 7 |
| Time to structural progression after RAI ablation, mo | 16 | |
| Mean ± SD | 13.3 ± 10 | |
| Median | 10 | |
| Range | 4–43 | |
| Structural response at end of follow-up | ||
| PD | 51% | 22 |
| SD | 23% | 10 |
| No structural disease | 19% | 7 |
| PR | 9% | 4 |
| Additional therapies | 14 | |
| External beam radiation therapy (EBRT) | 9 | |
| Kinase inhibitor therapy | 1 | |
| Kinase inhibitor and EBRT | 4 | |
| Clinical outcome at end of follow-up | ||
| Alive | 72% | 31 |
| Thyroid cancer-related deaths | 28% | 12 |