You have all my sympathy - catheters are the devils doings (bit like celery) but at times necessary. I sincerely hope you have a good and swift outcome, and carry on with your recovery.
I too am a young Gleason 9, but the evil PCa escaped into a node and I had positive margins, so I'm straight on to hormone treatment and starting RT next week for 33 sessions, just three months post op. Life hey?!