HEALTH TOPICS 
Your PSA test result: What's next?
If the test result hints at cancer, your doctor will need to rule out noncancerous causes and may perform additional tests.
When you take a test for a serious medical condition, most of all you want certainty: Do you have the disease, or do you not? But the only thing that you can rely on about PSA testing for prostate cancer is that the results will be uncertain.
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