The prostate-specific antigen blood test (PSA test) is a screening test that measures the amount of prostate-specific antigen (PSA) in a man's blood. PSA is a chemical made by the prostate, a sex gland located near a man's bladder that produces the fluid in semen. PSA levels normally increase as a man ages, but a higher-than-normal PSA level can be one clue that cancer has developed in the prostate gland. However, high levels of PSA also can be found in other conditions that are...
Read moreDear Dr. Motola, Can sexual activity just before a PSA blood test make PSA results jump from 2 to 12? PSA testing immediately... Read more »
If one has a high PSA, but no enlarged prostate or issues with urinary functions or sex, what is the real problem with a high PSA? Is it... Read more »
Dear Dr. Motola, If a person has a low PSA can you attribute this to any particular factor or factors? In other words are there any... Read more »
Dear Dr. Greenstein: My friend ,who is in his early 50s, just got the results of his annual PSA test - it was between 4-5. The... Read more »
Dear Dr. Motola: What is the normal PSA for a 69 year-old man? At what level does the PSA become troubling or warrant further tests? ... Read more »
Source: ADAM Encyclopedia
Prostate-specific antigen; Prostatecancer screening testWhat the risks areVeins and arteries vary in size from one patient to another and from one... Read more »
Source: ADAM Encyclopedia
PSA stands for prostate-specific antigen. It is a protein produced by prostate cells.This article discusses the blood test to measure the amount of... Read more »
Is My PSA Level Normal? The absolute value of PSA has been the long-term standard of care to determine whether one’s PSA elevation is... Read more »
What Does PSA Mean?PSA is a blood test that is commonly used to help predict the presence of prostate cancer. It stands for Prostate Specific... Read more »
Prostate cancer patients whose PSA levels rise in the year and a half following radiation appear to be more likely to die, researchers say. The study... Read more »