If treating a patient with prior breast augmentation with whole breast radiation, would you alter your field setup?  

With prior breast augmentation, I think you have a few options. Whole breast irradiation with tangents - I typically cover the entire chest wall and don't move the field edge forward. With respiratory motion (unless using DIBH or other respiratory techniques), I do worry about missing areas at ri...

Gebhardt et al., PMID 28939351

In general, I believe the key is continuing to make sure that you are covering your entire target, which includes the area behind the implant (in whole breast radiation). I would not cover only the breast tissue anterior to the implant in the whole breast setting. Field arrangement should be perform...