Table 1.
Dosimetric parameters of simultaneous postmastectomy and right lung radiotherapy.
| Organ at risk | Parameter | Value |
|---|---|---|
| Heart | Dmean | 10.76 Gy |
| Heart | V5 | 60% |
| Left lung | Dmean | 14.20 Gy |
| Left lung | V20 | 25.68% |
| Left lung | V5 | 55% |
| Right lung | V5 | 52.9% |
| Right lung | V30 | 8.9% |
| Spinal cord PRV | Dmax | 41.13 Gy |
| Left glenohumeral joint | V30 | 21.1% |
| Thyroid | Dmean | 25.64 Gy |
| Esophagus | V20 | 23% |
| Liver | V5 | 6.68% |
| Carotid artery | V40 | 0% |
Dmean, mean dose; Dmax, maximum dose; Vx, percentage volume receiving at least x Gy; PRV, planning organ-at-risk volume.