What are your dose constraints for lung (V20, V5, MLD, etc.) in patients receiving postoperative radiation therapy after lobectomy?
Are your constraints different than the standard constraints used for patients who have not had surgery?
Answer from: Radiation Oncologist at Community Practice
It's recommended to use the LUNG-ART protocol for post-op cases. They utilized the Graham data for V20, but because there was no data for post-op cases where patients don't have part of their lungs, they just modified the contstraint to V20 < 31% for patients treated with lobectomy and V20 < 2...