2017_IGRT course book

The rectum is spared, but what about the dose to other normal tissues ? Described by integral dose (Gy . kg = J)

Dose due to imaging  3 J for: 10 scans Soft tissue imaging (3 cGy) 40 x 25 x 12 cm 3 scan volume Dose due to treatment  100 J for: Tumor size:  6 cm for prostate Margin: 10 mm Dose: 78 Gy Treatment technique: photon IMRT