A biomarker is a substance that is found in the blood, urine, or body tissues of a person with cancer. Read the entire clinical practice guideline at www. How are these tests performed?
Follow-up Tumor Marker Tests and Imaging Tests for People Treated for Breast Cancer Background Tumor markers, also called serum markers or biomarkers, are substances found at higher than normal levels in the blood, urine, or body tissues of some people with cancer. Diet and Exercise. Gastrointestinal Cancer.
Cancer Anxiety? Find a Cancer Doctor. Not a member? Aromatase inhibitors, which include anastraozole Arimidex , letrozole Femara , and exemestane Aromasin. Jack's Journey.