tumor marker

a circulating biochemical substance indicative of neoplasia; the most useful being specific, sensitive, and proportional to tumor load. Tumor markers may be used to screen, diagnose, assess prognosis, follow response to treatment, and monitor for recurrence.

Medical dictionary. 2011.

Look at other dictionaries:

  • Tumor marker — A tumor marker is a substance found in the blood, urine, or body tissues that can be elevated in cancer, among other tissue types. There are many different tumor markers, each indicative of a particular disease process, and they are used in… …   Wikipedia

  • tumor marker — A substance sometimes found in the blood, other body fluids, or tissues. A high level of tumor marker may mean that a certain type of cancer is in the body. Examples of tumor markers include CA 125 (ovarian cancer), CA 15 3 (breast cancer), CEA… …   English dictionary of cancer terms

  • Tumor marker, CEA — Carcinoembryonic antigen (CEA) is a protein found in many types of cells but associated with tumors and the developing fetus. CEA is tested in blood. The normal range is Benign conditions that can increase CEA include smoking, infection,… …   Medical dictionary

  • Tumor marker, NSE — Neuron specific enolase (NSE) is a substance that has been detected in patients with certain tumors, namely: neuroblastoma, small cell lung cancer, medullary thyroid cancer, carcinoid tumors, endocrine tumors of the pancreas, and melanoma.… …   Medical dictionary

  • serum tumor marker test — A blood test that measures the amount of substances called tumor markers (or biomarkers). Tumor markers are released into the blood by tumor cells or by other cells in response to tumor cells. A high level of a tumor marker may be a sign of… …   English dictionary of cancer terms

  • Tumor M2-PK — is a synonym for the dimeric form of the pyruvate kinase isoenzyme type M2 (PKM2).Tumor M2 PK is a key enzyme within tumor metabolism and can be used in stool (fecal) samples for the screening of colorectal tumors (= bowel cancer) and in EDTA… …   Wikipedia

  • Marker, tumor — Tumor markers are substances that can be detected in higher than normal amounts in the blood, urine, or body tissues of some patients with certain types of cancer. A tumor marker may be made by a tumor itself or by the body in response to the… …   Medical dictionary

  • Tumor antigen — is a substance produced in tumor cells that triggers an immune response in the host. Tumor antigens are useful in identifying tumor cells and are potential candidates for use in cancer therapy. Mechanism of tumor antigenesisNormal proteins in the …   Wikipedia

  • Tumor M2-PK — Pyruvatkinase Isoform M2 Vorhandene Strukturdaten: 1t5a …   Deutsch Wikipedia

  • Tumor-associated calcium signal transducer 1 — Tumor associated calcium signal transducer 1, also known as TACSTD1, is a human gene.cite web | title = Entrez Gene: TACSTD1 tumor associated calcium signal transducer 1| url = http://www.ncbi.nlm.nih.gov/sites/entrez?Db=gene Cmd=ShowDetailView… …   Wikipedia

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