Evalution of both Free and Total PDA Fof Diagnosing Cancer Prostate.

Abstract

The concept of measuring free - to - total PSA

" represent a new and as exciting method of '

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detecting early curable prostate cancer and avoiding unnecessary prostate biopsies in men with BPH only compared with other methods of improving diagnostic specificity, it does not require TRUS fot determination of prostatic volume, as does the use of PSA density and it . does not require multiple blood sampling over a

sufficiently long petiod as does PSA velocity.

We studied 30 male patients with symptoms of prostatism, total serum PSA levels between 4 - 10 ng/ml and digital rectal examination showing BPH with no suspicious

( lesions for evaluation of the value of free to total PSA ratio in detection of the unnecessary

/ prostatic biopsy.