What would be useful would be to see what your biopsy showed, You could post the biopsy here and people could comment about things that may be an issue. Some things in a biopsy are problematic if you have radiation.

You don’t mention what your Gleason score was, your PSA before treatment. How old you are. All of these can be factors in how soon a reoccurrence might or might not happen.

Did you have a decipher score to see what your chance of reoccurrences is.

Did you have genetic testing? Is there cancer in your family breast cancer, prostate cancer pancreatic cancer All of those can be signs that you have genetic issues.