Your case is pretty serious. You need to have radiation followed by ADT. As a Gleason nine You should be on ADT for 24 months. There’s plenty of Information about how this is beneficial, You just have to create a search algorithm and go looking for exactly what you want to see. Lots of documentation On the benefits of ADT for somebody with cancer like you have.

Looks like you’re trying to avoid a major decision. You could have SBRT but EBRT will spread The radiation over many more sessions.

It’s possible that SBRT (cyberknife) Could do the job, If you don’t have cribriform. In that case, you would have to have follow up radiation.

Please see your doctor about this. I’ve supplied the above so you can have more information when you discuss treatment with them.