Table 2. Doses to critical organ structures associated with regional lymphatic treatment of pharyngeal squamous cell tumors.
| Radiation Dose to Organs at Risk, in Gy(RBE) | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Patient | Brain-stem (max) | Spinal Cord (max) | Right Parotid (mean) | Left Parotid (mean) | Left Sub-mandibular (mean) | Right Sub-mandibular (mean) | Anterior Oral Cavity (mean) | Larynx (mean) | Esophagus (max) |
| 1 | 36.0 | 46.3 | 70.3 | 28.8 | 24.1 | 71.9 | 7.0 | 31.3 | 55.6 |
| 2 | 35.5 | 42.3 | 27.1 | 25.6 | 43.5 | 68.2 | 25.1 | 36.1 | 41.6 |
| 3 | 47.3 | 39.6 | 24.1 | 34.8 | 71.9 | 53.4 | 20.2 | 30.1 | 44.9 |
| 4 | 20.8 | 17.7 | 20.2 | 40.1 | 66.8 | 17.2 | 5.6 | 31.4 | 56.1 |
| 5 | 42.1 | 39.2 | 20.2 | 34.7 | 71.9 | 25.4 | 10.6 | 36.0 | 59.1 |
| 6 | 26.1 | 30.3 | 2.7 | 38.5 | 70.2 | 44.4 | 18.7 | 36.5 | 62.6 |
| 7 | 47.7 | 39.6 | 0.0 | 50.3 | 66.5 | 0.2 | 3.3 | 22.1 | 54.6 |
| 8 | 51.0 | 39.0 | 26.1 | 0.0 | 1.0 | 67.1 | 5.2 | 1.04 | 49.6 |
| 9 | 24.1 | 28.5 | 31.8 | 19.7 | 26.8 | 63.7 | 6.0 | 35.1 | 50.9 |
| 10 | 50.1 | 36.4 | 20.0 | 41.1 | 66.2 | n/a | 9.8 | 27.8 | 44.3 |