At what PSA do you start calculating doubling time post-prostatectomy?
1 Answers
Mednet Member
Radiation Oncology · Virginia Commonwealth University Medical Center
The problem you describe, I think, also applies to standard assays when values are at or near the limits of detectability. Is an increase from 0.1 to 0.2 in 3 months really indicative of a rapid rise? If you are seeing small changes at low PSA values, and you're not inclined to treat the patient, yo...