Which of the following facts about prostate is not true?
Prostate has 3 zones
a) Central zone
b) Transition zone - BPH
c) Peripheral zone - Carcinomas.
Benign prostatic hyperplasia is common in peripheral zone
Normal adult prostate weighs around 20gm
Carcinomas are more common in peripheral zone
PSA is sensitive marker in prostate pathology but lacks specificity