Prostate cancer, urinary tract infections and inflammation of the prostate gland are some of the causes of an elevated PSA level, notes the National Cancer Institute. PSA stands for prostate-specific antigen. More » Health Medical Ranges & Levels

The medical community generally believes that disruptions in the cellular structure of the prostate gland cause increased blood levels of PSA, reports MedicineNet. Such disruptions often indicate the presence of cancer, ... More » Health Medical Ranges & Levels

Several different factors cause elevations of the prostate-specific antigen, including prostate cancer and noncancerous conditions, according to Mayo Clinic. In most men, the PSA levels are below 4 nanograms per millilit... More » Health Conditions & Diseases Gastrointestinal Issues
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PSA levels in men may rise due to prostatitis or a urinary tract infection, prostate biopsies and prostate surgery, states the National Cancer Institute. Conversely, lower PSA levels may be caused by certain drugs such a... More » Health Medical Ranges & Levels

High prostate-specific antigen, or PSA, levels occur for a variety of reasons including inflammation of the prostate gland, an enlargement of the gland or a urinary tract infection, according to Everyday Health. Addition... More » Health Medical Ranges & Levels

No specific level of PSA is considered normal, as men with heightened or low levels of PSA can still have prostate cancer, according to the National Cancer Institute. Doctors have historically considered PSA levels at or... More » Health Medical Ranges & Levels

A PSA level of 4 nanograms per milliliter is generally considered a healthy level for men. However as of 2015, recent studies have caused some experts to recommend lowering this level to 2.5 or 3 nanograms per milliliter... More » Health Medical Ranges & Levels