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Recommended Brachytherapy Prescription Doses at the Seattle Prostate Institute
| Area | Dose |
|---|---|
| Entire prostate | |
| V100 | 100% |
| V150 | 30%–60% |
| V200 | 10%–20% |
| Urethra point | 110%–120% of prescribed dose |
| Rectum point | < 100% of prescribed dose |
| Penile bulb | 50%, < 40 Gy |
| Rectum | < 40% receiving 60 Gy < 25% receiving 70 Gy |
| Bladder | 70% of gland, < 25% of prescribed dose |
V100, V150, V200, volume receiving 100%, 150%, and 200% of prescribed dose, respectively.
