the increase in psa concentration in bph correlates well with the prostate mass ( gamma = 0.794 ) , although there was no patient with a prostate weight higher than 30 gm and a psa concentration lower than 5 ng/ml , and all patients with psa concentrations lower than 4 ng/ml had prostate weight of less than 10 gm .
C0138741
psa
C0033572
prostate