Enzalutamide and PSA: What Prostate Cancer Patients Should Know
A prostate-specific antigen (PSA) test is one of the important tools doctors use to monitor prostate cancer. For people taking enzalutamide, changes in PSA can provide useful information about how the disease is responding to treatment. But PSA is not the whole story. A lower PSA can be encouraging, while a rising PSA may warrant further evaluation. However, PSA results need to be interpreted alongside other information, including symptoms, testosterone levels, imaging findings, previous treatment, and the stage of prostate cancer. Here is what the relationship between enzalutamide and PSA really means. What is PSA? Prostate-specific antigen, or PSA, is a protein produced by prostate cells. A blood test measures the amount of PSA in the bloodstream. PSA can be used in different ways depending on a person’s situation. It may help with prostate cancer detection and risk assessment, and it is also commonly used to monitor men who have already been diagnosed with prostate cancer. The...