A protein found on B cells (a type of white blood cell). It may be found in higher than normal amounts in patients with certain types of B-cell lymphomas and leukemias. Measuring the amount of CD20 on blood cells may help to diagnose cancer or plan cancer treatment. CD20 is a type of tumor marker. Also called CD20 antigen.
Source: NCI Dictionary of Cancer Terms
Search the Glossary of Medical Terms
Newsletter
Sign up for the QuackTrack.org newsletter below!