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False Psa Levels
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 PSA in a man's blood. The PSA test is done to help diagnose and follow prostate cancer in men.
Alternative Names
Prostate-specific antigen; Prostatecancer screening test
How the test is performed
Blood is typically drawn from a vein, usually from the inside of the elbow or the back of the hand. The site is cleaned with germ-killing medicine...
Read moreMore information on "False Psa Levels"
From Our Experts
PSA Velocity: What Does a Quick Rise in PSA Mean?
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 »
Can Sexual Activity before a PSA Test Elevate PSA Level?
Dear Dr. Motola, Can sexual activity just before a PSA blood test make PSA results jump from 2 to 12? PSA testing immediately... Read more »
Low PSA: Can Your PSA Level Be Too Low?
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 »
What is a Normal PSA?: Ask the Expert
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 »
PSA Screening of Informed Patients
PSA Screening of Informed Patients Recently I blogged concern over population-wide research revealing how women, feeling current,... Read more »
From Our Sources
PSA Test Accuracy
Several statistical terms are important to understand when trying to make sense of who should have their PSA tested or their prostate biopsied. The... Read more »
PSA Levels: Normal PSA or Elevated PSA?
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 »
PSA Test: How it Works and What Your PSA Level Means
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 »
PSA reading could predict post-radiation survival
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 »
PSA Test Risks
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 »
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