Prostate-Anatomical-Edge-Cases · Prostate-AEC-001
78 Gy in 39 fractions·contributed by 이강훈·2026-08-04
Seeded from The Cancer Imaging Archive collection Prostate-Anatomical-Edge-Cases, licensed CC BY 4.0. Prescription is conventional prostate fractionation (78 Gy in 39 fractions) chosen for this challenge. It is not the treatment the patient received. Contoured structures: Bladder, Prostate, Femur_Head_L, Femur_Head_R, Rectum.
Anatomy
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Scoring criteria
75 pointsTarget
| Metric | Minimum | Ideal | Points |
|---|---|---|---|
| PTV V100% | ≥ 95 | ≥ 98 | 12 |
| PTV D98 | ≥ 93 | ≥ 97 | 6 |
| PTV D2 | ≤ 107 | ≤ 103 | 5 |
Organs at risk
| Metric | Minimum | Ideal | Points |
|---|---|---|---|
| Rectum V70Gy | ≤ 20 | ≤ 10 | 12 |
| Rectum V50Gy | ≤ 50 | ≤ 30 | 8 |
| Bladder V70Gy | ≤ 25 | ≤ 12 | 10 |
| Bladder V50Gy | ≤ 50 | ≤ 30 | 6 |
| Femoral head L V50Gy | ≤ 5 | ≤ 1 | 3 |
| Femoral head R V50Gy | ≤ 5 | ≤ 1 | 3 |
Plan quality
| Metric | Minimum | Ideal | Points |
|---|---|---|---|
| CI | ≤ 1.35 | ≤ 1.05 | 5 |
| HI | ≤ 0.12 | ≤ 0.05 | 5 |
Hard constraints
Breaching any of these removes the plan from the ranking, whatever it scored.
- PTV V78Gy < 90%
- Rectum V70Gy > 25%