Prostate cancer represents the second most common cancer in men following lung cancer. Prostate cancer will be diagnosed in nearly 250,000 men annually and causes nearly 40,000 deaths each year. If you already have had prostate cancer treatment, changes in PSA levels can tell whether treatment is working.
After surgical removal of your prostate, your PSA levels should be undetectable. After radiation therapy, the PSA levels should drop and remain at low levels.
Signs that your cancer has returned may include one of these:
Three consecutive PSA rises above the lowest level over time
Confirmed rise of more than 2 ng/mL from your lowest level
The key is monitoring your PSA levels over time. A rapid rise suggests rapid cancer growth and the need for treatment. A very slow rise of the PSA can often be watched.
But PSA levels can also be somewhat confusing. For example, they can go…
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