Author profile

Madelyn Johnson

University of Pennsylvania

Presenting AuthorPoster
An Evaluation of PTV Margins for Prostate SBRT

Prostate SBRT requires an expansion on the CTV to create the PTV. There is discussion over how large this expansion should be to adequately account for patient motion during treatment. A 3mm symmetric expansion of the CTV is beneficial for healthy tissue spar...

Poster Program · Therapy Physics