Table 2 Dose-volume starting constraints for OAR
From: IMRT for locally advanced anal cancer: clinical experience of the Montpellier Cancer Center
Organ | Threshold dose (Gy) | Volume above starting limit (%)* |
|---|---|---|
Bladder | 30 | 80 |
40 | 40 | |
0 | 59 | |
Bladder-PTV | 40 | 30 |
0 | 45 | |
Bowel | 30 | 40 |
40 | 30 | |
0 | 50 | |
Bowel-PTV | 40 | 20 |
0 | 45 | |
Genitalia/perineum | 30 | 35-45 |
40 | ||
0 | 48 | |
Iliac bone marrow | 10 | 35-45 |
20 | 25-30 | |
0 | 50 | |
Femoral heads | 45 | 5 |
0 | 55 |