Concerned (as in keeping a careful watch) - yes; panic - No. IMHO I would get another PSA in about 3 mos and see where it has gone. I believe .1 or .2 is considered recurrence by some doctors. Also, if there is recurrence the quicker the salvage treatment the better. Best of luck to you.
Diagnosed Feb 2001 (Age 65) Currently 72
PSA 4.8 Gleason 3+3=6 Stage T2b
Completed Proton Therapy @ Loma Linda - Aug 2001 - No side effects.
6yr PSA - 0.19
Our responsibility now is to educate men about Pca, PSA and the importance of early detection.