Radiation kills prostate cancer cells and all their PSA gets dumped into the bloodstream, where it was picked up on your PSA test. That's why they never do PSA tests until at least 3 months after radiation. In a way this is good - it tells you that the radiation hit a nest of nasty critters and sent them to their graves.
Allen - not an MD
•PSA=7.3, prostate volume=55cc, 8/17 cores G6 5-35% involvement
•SBRT 9 yr onc. results
•SBRT 7 yr QOL results
•treated 10/2010 at age 57 at UCLA,PSA now: 0.1,no lasting urinary, rectal or sexual SEsmy PC blog