Dictionary of Cancer Terms
View in Spanish: LMCB
MBL
A condition in which a higher-than-normal number of identical B cells are found in the blood. People with MBL may develop other B-cell diseases, such as chronic lymphocytic leukemia (CLL). Also called monoclonal B-cell lymphocytosis.
Source: National Cancer Institute Dictionary of Cancer Terms, available at www.cancer.gov/dictionary.