Page 45 - SONO 260 Chapter 13 The Male Pelvis
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PROSTATE PATHOLOGY PROSTATE SPECIFIC ANTIGEN
•PROSTATE-SPECIFIC ANTIGEN (PSA) IS A PROTEIN PRODUCED BY THE PROSTATE GLAND.
• THERE ARE SEVERAL METHODS CURRENTLY USED TO EVALUATE PSA LEVELS, INCLUDING PSA VELOCITY, VOLUME- CORRECTED PSA, AGE-ADJUSTED PSA, AND FREE AND ATTACHED PSA.
• AN ELEVATION IN THIS PROTEIN CAN BE INDICATIVE OF SOME DISEASE PROCESSES SUCH AS BENIGN PROSTATIC HYPERTROPHY, PROSTATIC CANCER, PROSTATITIS, AND PROSTATIC INFARCTS.
• HOWEVER, A NORMAL PSA LEVEL CAN ALSO BE FOUND IN THE PRESENCE OF CANCER.
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