The absolute value of PSA has been the long-term standard of care to determine whether one’s PSA elevation is significant. Previously, the magic number of “4” was defined as being the upper limit of “normal.” However, this may not be a good rule of thumb since approximately 15% of prostate cancers can occur in men with a “normal” PSA.
When interpreting a PSA value, several factors need to be taken into consideration—not just the absolute value...
Read moreDear 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. Motola, Can sexual activity just before a PSA blood test make PSA results jump from 2 to 12? PSA testing immediately... 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 »
It has been an interesting couple of weeks in the field of Alzheimer's disease. On one hand, there are some dire predictions about the... Read more »
Source: National Cancer Institute
Interpreting Laboratory Test Results A laboratory test is a medical procedure in which a sample of blood, urine, or other tissues or substances in... Read more »
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 »
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 »
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 »