Table 3.
Organ equivalent dose (Gy) per prescription dose at each organ
| Organ | δ | Modality\ID | 1 | 2 | 3 | 4 | 5 |
|---|---|---|---|---|---|---|---|
|
Thyroid |
0.69 |
IMRT |
0.21 |
0.09 |
0.28 |
0.55 |
0.17 |
| VMAT |
0.15 |
0.08 |
0.23 |
0.47 |
0.17 |
||
| TOMO |
0.18 |
0.14 |
0.19 |
0.40 |
0.11 |
||
|
Lung |
0.15 |
IMRT |
0.13 |
0.07 |
0.18 |
2.59 |
0.25 |
| VMAT |
0.13 |
0.08 |
0.20 |
2.87 |
0.31 |
||
| TOMO |
1.72 |
1.65 |
2.37 |
3.27 |
1.89 |
||
|
Stomach |
1.20 |
IMRT |
0.83 |
0.82 |
0.83 |
0.83 |
1.08 |
| VMAT |
0.83 |
0.83 |
0.83 |
0.83 |
1.73 |
||
| TOMO |
0.83 |
0.83 |
0.83 |
0.83 |
0.83 |
||
|
Normal liver |
1.14 |
IMRT |
0.83 |
0.72 |
0.83 |
0.80 |
1.69 |
| VMAT |
0.83 |
0.72 |
0.83 |
0.83 |
1.74 |
||
| TOMO |
0.88 |
0.86 |
0.88 |
0.88 |
0.88 |
||
|
Small intestine |
0.26 |
IMRT |
0.67 |
0.26 |
0.88 |
2.04 |
0.48 |
| VMAT |
0.63 |
0.29 |
0.90 |
2.03 |
0.69 |
||
| TOMO |
0.70 |
0.21 |
0.88 |
3.51 |
0.41 |
||
|
Prostate/Ovary |
0.73 |
IMRT |
0.25 |
0.13 |
0.25 |
0.59 |
0.18 |
| VMAT |
0.19 |
0.07 |
0.24 |
0.48 |
0.17 |
||
| TOMO |
0.21 |
0.08 |
0.22 |
0.44 |
0.14 |
||
| Rectum | 0.26 | IMRT |
0.18 |
0.08 |
0.22 |
0.51 |
0.14 |
| VMAT |
0.15 |
0.06 |
0.18 |
0.41 |
0.15 |
||
| TOMO | 0.17 | 0.06 | 0.16 | 0.40 | 0.12 |