Structure | Number | Median (range) | Mean |
---|---|---|---|
Brainstem | 38 | 1 (1–5) | 1.6 |
Globes | 66 | 1 (1–5) | 1.6 |
Optic Chiasm | 20 | 3 (1–5) | 3.4 |
Optic Nerve | 22 | 1 (1–3) | 1.4 |
Spinal Cord | 46 | 1 (1–4) | 1.3 |
Parotids | 26 | 2 (1–5) | 2.0 |
Submandibulars | 20 | 1 (1–3) | 1.5 |
Mandible | 26 | 2 (1–4) | 2.3 |
Neck CTV | 2 | 2 (1–3) | 2.0 |
Bladder | 86 | 1 (1–3) | 1.4 |
Femoral Heads | 89 | 2 (1–3) | 1.6 |
Prostate | 9 | 3 (2–4) | 2.8 |
Rectum | 83 | 1 (1–4) | 1.7 |
Seminal Vesicles | 10 | 2 (1–4) | 2.1 |