Table 2 Dosimetric endpoint comparison for case 2
From: Voxel-based automatic multi-criteria optimization for intensity modulated radiation therapy
ROI | Endpoints | Original plan | Optimal plan | Hard constraints |
PTV | D99% | 42.55 Gy | 42.96 Gy | 40.5 Gy |
PTV | D97% | 43.7 Gy | 43.7 Gy | 43.65 Gy |
PTV | V115% | 0 | 0 | 1 |
PTV | V110% | 0.22 | 0 | 10 |
Rectum | Dmax | 47.7 Gy | 47.7 Gy | 51.75 Gy |
Bladder | Dmax | 48.1 Gy | 46.5 Gy | 51.75 Gy |
Bowel | Dmax | 49.3 Gy | 47.3 Gy | 51.75 Gy |
Femoral Heads | Dmax | 44.9 Gy | 43.5 Gy | 51.75 Gy |
Bone | V10 | 88.72% | 79.65% | 90% |
Bone | V20 | 74.16% | 61.24% | 75% |
| Â | Â | Â | Â | Soft constraints |
Rectum | V30 | 99.97% | 96.40% | 60% |
V45 | 39.71% | 12.01% | 50% | |
Bladder | V45 | 44.64% | 13.13% | 50% |
Bowel | V40 | 7.44% | 8.11% | 30% |
Femoral Heads | V30 | 30.02% | 13.87% | 15% |
Bone | V10 | 88.72% | 79.65% | 80% |
Bone | V20 | 74.16% | 61.24% | 66% |