Hello doctor,I am a 79 year old male. Excellent health, take no medications with the exception of an occasional Viagra. In a recent DRE, my urologist discovered two small nodules on my prostate. A PSA at the time was 6.3. Over the years, I have ranged in 2\s and 3\s. He suggested a biopsy of the prostate. I have read many negative things about this process. I have also read about nonevasive procedures to detect for cancer.
Hi, Welcome to Chat Doctor forum. I have gone through your query. I concur with your urologist in the need for a biopsy. Any PSA (prostate-specific antigen) more than 4 or abnormal findings on  ChatDoctor.  None of the non-invasive techniques are sufficiently accurate as a biopsy at present. The closest is an MRI which, if positive, needs to be confirmed by a biopsy, and if negative does not exactly rule out a malignancy, you will need a biopsy nevertheless. Many blood tests are available but those are only if the 