In what situation would you obtain an MRI before adjuvant or salvage RT to the prostate bed?

In my response, I will assume that the your treatment planning is CT based, as would be the case in most centers, including mine.

In the adjuvant setting, I do not get MRIs, since by definition the PSA is undetectable and I do not feel that an MRI will give you useful information beyond what you wou...

I agree with @Dr. First Last. We potentially have more questions than answers. As our urologists elude, there can be false hope in negative scans which supports a common decision of many to not recommend post-prostatectomy radiotherapy. While I disagree with any nihilistic dogma, there's evidence th...

In our practice, we will routinely order an endorectal MRI for patients who are about to receive RT in the salvage setting. Although it's uncertain whether it could be used for patient selection or to improve outcomes, some men will have radiographic abnormalities in the prostate bed, about ~30% for...