Serum PSA levels are used to predict the prognosis of patients with prostate cancer, but assessment of the prognostic accuracy of PSA values is difficult, particularly in populations in which ...

There is a general consensus among clinicians that a serum prostate-specific antigen (PSA) level ≥4.0 ng/ml is predictive of prostate cancer, and necessitates a biopsy. But there is a dearth of ...