One-third of patients with PSA levels below 0.2 ng/mL after radical prostatectomy have recurrent disease identifiable by PSMA PET. More than one-third of patients with PSA levels less than 0.5 ng/mL ...

If you have a biopsy that shows that you have cancer cells in your prostate, then you may have more tests to work out where and how big the cancer is. This is called staging the cancer. CT (or CAT) ...