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Name

CD20

This definition applies to

All SEER websites where this term appears

Definition

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.

Resource

Title: National Cancer Institute
NCI Dictionary of Cancer Terms

Alternate Names

CD20 antigen

Abstractor Notes

None

Histology

None

Primary Sites

None
Glossary