High PSA levels are usually directly associated with prostate cancer. In fact, men who have high PSA levels may experience other conditions that have absolutely nothing to do with malignancy in the prostate gland. PSA (prostate specific antigen) or prostate specific antigen is a protein produced by cells in the prostate gland. The prostate gland itself is located just below the bladder of a man and functions to protect and enrich sperm. High levels of PSA in the blood, indicating something is happening to the prostate gland. Normal PSA Level Normal PSA levels vary depending on age and race. The following are normal PSA levels in Asian people: Ages 40-49: normal PSA levels 2.0 ng / mL Ages 50-59: normal PSA levels 3.0 ng / mL Ages 60-69: normal PSA levels 4.0 ng / mL Ages 70-75: normal PSA levels 5.0 ng / mL Other Causes That Make High PSA Levels To diagnose prostate cancer, other tests are needed besides the PSA level test, which includes physical examination, imaging, an...