Tumor marker
PROXY MARKERS FOR CERTAIN CANCERS
Tumor markers; Tumour marker; Tumor markers, biological; Antigens, neoplasm; Antigens, tumor-associated, carbohydrate; Tumour markers
A tumor marker is a biomarker found in blood, urine, or body tissues that can be elevated by the presence of one or more types of cancer. There are many different tumor markers, each indicative of a particular disease process, and they are used in oncology to help detect the presence of cancer.