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Dose constraints for organ at risk (OAR)
| OAR | Dose constraints for each HBT | Dose constraints for combination of EBRT and all HBTs (EQD2) |
|---|---|---|
| Rectum D2cc | <6.15 Gy | < 75 Gy |
| Bladder D2cc | < 7.30 Gy | < 90 Gy |
| Sigmoid D2cc | < 6.15 Gy | < 75 Gy |
D2cc: most exposed 2 cc of tissue
EQD2: equivalent dose in 2 Gy fractions
