Daily bone alignment with limited repeat CT correction rivals daily ultrasound alignment for prostate radiotherapy.

Abstract

PURPOSE To compare the effectiveness of daily ultrasound (US)- and computed tomography (CT)-guided alignments with an off-line correction protocol using daily bone alignment plus a correction factor for systematic internal prostate displacement (CF(ID)). METHODS AND MATERIALS Ten prostate cancer patients underwent CT scans three times weekly using an… (More)
DOI: 10.1016/j.ijrobp.2008.01.026

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