Table 1 Dose-volume constraints for IMRT plans.
Structure | Type | Rank | Objective | Dose (cGy) | Volume (%) | Weight |
|---|---|---|---|---|---|---|
PTV | Target | 1 | Maximum | 5200 | 0 | 100 |
PTV | Target | 1 | Minimum | 4900 | 100 | 100 |
Ipsilateral lung | Organ at risk | 2 | Maximum | 2000 | 20 | 100 |
Ipsilateral lung | Organ at risk | 2 | Minimum | 1200 | 30 | 100 |
Heart | Organ at risk | 3 | Maximum | 4500 | 0 | 100 |
Unspecified tissue | Organ at risk | 4 | Maximum | 4500 | 0 | 100 |