IgM-positive B-Lymphocyte to B-Lymphocyte Ratio Measurement

**Semantic type:** Laboratory Procedure

**Definition:** The determination of the ratio of IgM-positive B-lymphocytes to B-lymphocytes present in a sample. The measurement may be expressed as a ratio or percentage.

**Synonyms:** - B-Lymphocytes IgM+/B-Lymphocytes - BIGMBLY - BLym IgM+/BLym - BLym IgM+/BLym