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Dose constraints to organs at risk
| OAR | Dose constraints |
|---|---|
| Eyes, temporal lobes, salivary glands, mandible and other |
as low as possible |
| Optic nerves and chiasm | ≤ 54 Gy |
| Brainstem | ≤ 54 Gy with 1% of Volume allowed to receive >54 Gy, with Dmax ≤ 60 Gy |
| Brainstem center | <50 Gy |
| Spinal cord | ≤ 45 Gy with 1% of Volume allowed to receive >45 Gy, with Dmax ≤ 50 Gy |
