I have heard that treatment of any kind of prostate cancer is not suggested over the age of 75. (Obviously, prescribed treatment or not surely depends on stage of illness: Early, advanced, metastasized or Stages 1-4.
What consensus is there among traditional AMA medical practitioners, if any, about this?
Among alternative prostate therapy practitioners?
Most likely at that age you would die of something else not prostate cancer.
If it were me I would make sure to optimize my diet for as natural and healthy as possible. Read this site or my books.
Lastly, if you want a non-invasive cancer treatment, check out 3DProstateCure.com