A tumor marker is a substance found in the blood, urine, or body tissues. There are many different tumors markers, each indicative of a particular disease process, and they are in oncology to help detect the presence of cancer.
A tumor marker is a substance found in the blood, urine, or body tissues. There are many different tumors markers, each indicative of a particular disease process, and they are in oncology to help detect the presence of cancer.