Using MRI to Identify Areas to Receive Lower Doses of Radiation Treatment in Men With Prostate Cancerdose Mapping to Preserve Quality of Life

Radiation to the prostate gland will be given daily (Mon-Friday) for 4 weeks.

The study doctor will use an MRI scan to take pictures of the prostate gland. These images of the prostate gland will let the study doctor know which areas of the prostate contain cancer cells that need to be targeted with higher doses of radiation and which uninvolved areas to target with lower doses of radiation.

Treatment of treating physician choice will be given for 6-24 months.