1670 / 1694
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