DEAR DR. ROACH: I am a 53-year-old healthy male, and I always request to check my PSA levels each year. My 57-year-old brother’s new doctor denied his request for a routine PSA check on their initial ...

Add Yahoo as a preferred source to see more of our stories on Google. PSA stands for prostate-specific antigen, a substance naturally produced in prostate tissue. A small amount of PSA regularly ...

A large screening trial showed that using prostate-specific antigen density (PSAD) before MRI prevented overdiagnosis and lowered resource use while preserving the detection of clinically significant ...

PSA levels can be elevated for reasons other than cancer, such as an enlarged or inflamed prostate. False positive and false negative PSA test results are possible. The American Cancer Society does ...