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Prostatic Acid Phosphatase (PAP)
Prostatic Acid Phosphatase (PAP)
Prostatic acid phosphatase (PAP) originates in the prostate and is normally present in small amounts in the blood. In addition to prostate cancer, elevated levels of PAP may indicate testicular cancer, leukemia, and non-Hodgkin's lymphoma, as well as some noncancerous conditions.