Tumor marker blood tests may help inform various aspects of cancer care, including diagnosis, staging, treatment planning, and outlook. However, they’re often not the only diagnostic tests used.

The development of guidelines for the reporting of tumor marker studies was a major recommendation of the National Cancer Institute–European Organisation for Research and Treatment of Cancer ...

Prostate Specific Antigen (PSA), a tumor marker for prostate cancer is fairly precise in detecting prostate cancer. This antigen is found in low levels in all male; the normal value is 0-4 ng /ml.

In the last few years, much attention has been paid to this novel tumor marker that can be determined in EDTA-plasma and in the feces. It has been used in diagnosis and surveillance of a variety ...