What Is Considered to Be a High PSA Level in the Blood?

An elevated prostate-specific antigen (PSA) level can be a reading that is above 4.0 nanograms per deciliter, according to WebMD. However, PSA levels tend to increase as a man ages. If men have elevated PSA levels, it does not necessarily mean that he has cancer because there are many other conditions that can cause this elevation.

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