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- Free PSA
- A protein produced by the prostateA donut-shaped gland the size and shape of a walnut
that surrounds the upper portion of the male urethra.
Its main function is to produce part of the fluid that
makes up semen. that circulates freely in the blood, in contrast to PSA, which is bound to blood proteins. Taken together, both PSA and Free PSAA protein produced by the prostate that circulates freely in the blood, in contrast to PSA, which is bound to blood proteins. Taken together, both PSA and Free PSA measurements give a more accurate picture of a patient’s risk for prostate cancer than PSA alone. measurements give a more accurate picture of a patient’s risk for prostate cancerUncontrolled growth of the cells of the prostate. than PSA alone.
