An Enzyme Elevated in the Plasma of Men with Prostate

Question

An enzyme elevated in the plasma of men with prostate cancer is
A)alkaline phosphatase.
B)catalase.
C)creatine kinase.
D)acid phosphatase.

Accepted Answer

Acid phosphatase is an enzyme that is commonly elevated in the plasma of men with prostate cancer. Therefore, choice D is the best answer. Alkaline phosphatase and creatine kinase may also be elevated in prostate cancer, but acid phosphatase is the most specific for this disease. Catalase is not commonly used as a marker for prostate cancer.