Article ID Journal Published Year Pages File Type
10919820 Radiotherapy and Oncology 2011 5 Pages PDF
Abstract
A significant decrease in RV and RD occurs during prostate IMRT delivery. More than half of patients had decreased RV and over a third had decreased RD. This observation is pertinent to prostate localization, planning margins, and implies that dose-volume histogram (DVH) analysis of rectal irradiation based on pre-treatment CT scanning may inaccurately estimate the risk of rectal toxicity when the initial RV is larger than 70 cm3.
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