Med Dosim 2021 Autumn;46(3):269-273. Epub 2021 Mar 13.
Nepean Cancer Care Centre, Nepean Hospital, Kingswood, New South Wales, 2747, Australia; Crown Princess Mary Cancer Centre, Westmead Hospital, Westmead, New South Wales, Australia.
Generic dose-volume constraints of the rectum/bladder (R/B) are used in inverse planning to reduce doses to these organs for patients undergoing prostate radiotherapy. A retrospective study was undertaken to assess correlations between the overlap of the R/B with the planning target volume (PTV) and the dose received during planning to organs at risk (OARs). Data for 105 prostate cancer patients who had volumetric modulated arc therapy (VMAT) to the intact prostate and proximal seminal vesicles at Nepean Cancer Care Centre from 2011 to 2015 were analyzed. Read More