Activated B-Cell Positive

**Semantic type:** Laboratory or Test Result

**Definition:** An indication that actively proliferating and differentiating B-lymphocytes have been detected in a sample.

**Synonyms:** - ABC Positive - Activated B Cell Positive - Activated B Cells Present - Activated B Lymphocyte Positive - Activated B Lymphocytes Present - Activated B-Cells Present - Activated B-Lymphocyte Positive - Activated B-Lymphocytes Present