Table 1.
Dose–volume statistics for the two clinical cases.
| Case 1 | BgRT | VMAT | IMPT |
|---|---|---|---|
| D1/Drx, % Bronchus V40, % (cc) |
114.3 38.7 (6.0) |
113.1 43.7 (6.7) |
121.2 41.9 (6.5) |
| Bronchus D1cc, Gy | 61.2 | 64.9 | 64.9 |
| Bronchus D5cc, Gy Aorta V40, % (cc) Aorta D1cc, Gy |
46.5 7.6 (10.8) 56.4 |
54.6 10.7 (15.2) 61.2 |
51.3 3.5 (5.0) 53.9 |
| Aorta D5cc, Gy | 47.9 | 54.2 | 40.6 |
| Esophagus V40, % (cc) | 4.0% (0.6) | 10.6 (1.7) | 1.7 (0.3) |
| Esophagus D1cc, Gy Esophagus D5cc, Gy |
36.9 1.8 |
49.4 2.2 |
29.9 3.7 |
| Mean lung, Gy Lung V20, % Chest wall V30, % |
5.9 3.8 3.7 |
6.1 4.5 5.2 |
4.5 4.5 2.6 |
| Case 2 | BgRT | VMAT | IMPT |
| D1/Drx, % Chest wall V30, % (cc) Mean lung, Gy |
115.0 1.4 (27.8) 4.7 |
108.7 3.6 (71.1) 5.7 |
122.6 2.1 (40.6) 4.6 |
| Lung V20, %(cc) | 7.5 (312.8) | 10.8 (449.0) | 9.3 (385.1) |