Table 1.
Head and neck constraints
| Selected Structure | Priority | Constraint |
|---|---|---|
| Brain | 3 | Mean[Gy] <60 Gy |
| Brainstem | 1 | D0.10cc[Gy] <54 Gy |
| Brainstem_PRV03 | 1 | D0.10cc[Gy] <54 Gy |
| OpticChiasm | 1 | D0.10cc[Gy] <54 Gy |
| OpticChiasm_PRV3 | 3 | D0.10cc[Gy] <54 Gy |
| Cochlea_L | 1 | D0.10cc[Gy] <40 Gy |
| Cochlea_R | 1 | D0.10cc[Gy] <40 Gy |
| Musc_Constric_I | 1 | Mean[Gy] <20 Gy |
| Musc_Constric_S | 3 | Mean[Gy] <50 Gy |
| SpinalCord | 1 | D0.10cc[Gy] <45 Gy |
| SpinalCord_PRV05 | 1 | D0.10cc[Gy] <50 Gy |
| Esophagus | 1 | Mean[Gy] <20 Gy |
| Eye_L | 1 | D0.10cc[Gy] <40 Gy |
| Eye_R | 1 | D0.10cc[Gy] <40 Gy |
| Glnd_Lacrimal_L | 1 | Mean[Gy] <30 Gy |
| Glnd_Lacrimal_R | 1 | Mean[Gy] <30 Gy |
| Larynx | 1 | Mean[Gy] <20 Gy |
| Lens_L | 1 | D0.10cc[Gy] <10 Gy |
| Lens_R | 1 | D0.10cc[Gy] <10 Gy |
| Lips | 1 | V35Gy[%] <5% |
| Bone_Mandible | 3 | D0.10cc[Gy] <70 Gy |
| OpticNrv_L | 1 | D0.10cc[Gy] <54 Gy |
| OpticNrv_PRV03_L | 3 | D0.10cc[Gy] <54 Gy |
| OpticNrv_R | 1 | D0.10cc[Gy] <54 Gy |
| OpticNrv_PRV03_R | 3 | D0.10cc[Gy] <54 Gy |
| Oral_Cavity | 3 | Mean[Gy] <30 Gy |
| Parotid_L | 3 | Mean[Gy] <24 Gy |
| Parotid_R | 3 | Mean[Gy] <24 Gy |
| Glnd_Submand_L | 3 | Mean[Gy] <30 Gy |
| Glnd_Submand_R | 3 | Mean[Gy] <30 Gy |
| Lobe_Temporal_L | 3 | D0.10cc[Gy] <60 Gy |
| Lobe_Temporal_R | 3 | D0.10cc[Gy] <60 Gy |
Planning objectives are typically specified by physicians as a set of threshold values and integer values that express prioritization. Agreement is evaluated one by one without benefit of a single numerical scoring system that can rank individual plans in the context of historical experience.