OVH | ||||
OAR | Target volume | Starting distance (cm) | Step size (cm) | ending distance (cm) |
 Left/right parotid | CTV_ALL | − 1.0 | 0.2 | 1 |
 Brainstem | CTV_ALL | −1.0 | 0.2 | 1 |
 Spinal cord | CTV_ALL | 0 | 0.2 | 2 |
 Left/right optic lens | CTV_ALL | 0 | 0.4 | 4 |
 Left/right optic nerves | CTV_ALL | −1.0 | 0.3 | 2 |
 Pituitary | CTV_ALL | −1.0 | 0.3 | 2 |
 Optic chiasm | CTV_ALL | −1.0 | 0.3 | 2 |
 CTV1_P | GTV_T_P | −1.0 | 0.2 | 1 |
 CTV2_P | CTV1_P | −1.0 | 0.2 | 1 |
 CTV_NL_P | GTV_NL_P | −1.0 | 0.2 | 1 |
 CTV_NR_P | GTV_NR_P | −1.0 | 0.2 | 1 |
 Left parotid | GTV_NL_P | −1.0 | 0.3 | 2 |
 Right parotid | GTV_NR_P | −1.0 | 0.3 | 2 |
 Left/right parotid | GTV_T_P | 0 | 0.3 | 3 |
 Pituitary | GTV_T_P | 0 | 0.3 | 3 |
 Optic chiasm | GTV_T_P | 0 | 0.3 | 3 |
TVH | ||||
Target volume | Starting distance (cm) | Step size (cm) | ending distance (cm) | |
 GTV_T_P | −1.0 | 0.2 | 1 | |
 GTV_NL_P | −1.0 | 0.2 | 1 | |
 GTV_NR_P | −1.0 | 0.2 | 1 | |
 CTV1_P | −1.0 | 0.2 | 1 | |
 CTV2_P | −1.0 | 0.2 | 1 |