Table 2 Treatment parameters
RT 1 | Re-RT | |||||
|---|---|---|---|---|---|---|
Target structure | N1 | Median1 | Maximum1 | N2 | Median2 | Maximum2 |
EUD (optic chiasm) [Gy] | 25 | 40.5 | 54.3 | 58 | 7.4 | 27.4 |
Maximum dose (optic chiasm) [Gy] | 25 | 49.5 | 55.9 | 58 | 9.8 | 27.7 |
EUD (brainstem) [Gy] | 27 | 42.0 | 55.4 | 58 | 15.1 | 43.0 |
Maximum dose (brainstem) [Gy] | 29 | 53.2 | 61.7 | 58 | 22.3 | 50.1 |
EUD (left optic nerve) [Gy] | 26 | 18.8 | 50.9 | 58 | 2.0 | 23.1 |
Maximum dose (left optic nerve) [Gy] | 26 | 25.0 | 55.3 | 58 | 2.2 | 27.8 |
EUD (right optic nerve) [Gy] | 23 | 18.2 | 53.0 | 58 | 3.0 | 24.5 |
Maximum dose (right optic nerve) [Gy] | 24 | 18.6 | 55.2 | 58 | 3.2 | 25.2 |
EUD (brain) [Gy] | 12 | 45.0 | 50.1 | 52 | 27.1 | 32.5 |
Mean dose (brain) [Gy] | 12 | 25.0 | 40.3 | 55 | 12.2 | 20.2 |
Maximum dose (brain) [Gy] | 12 | 63.4 | 64.4 | 55 | 37.6 | 50.4 |
Volume GTV [Gy] | 21 | 36.6 | 423.4 | 51 | 33.9 | 157.9 |
Spherical radius GTV [cm] | 21 | 2.1 | 4.7 | 51 | 2.0 | 3.4 |
EUD GTV [Gy] | 19 | 60.1 | 60.7 | 50 | 36.1 | 47.3 |
EUD PTV [Gy] | 22 | 59.3 | 61.9 | 50 | 33.7 | 43.9 |