Mature B-Cell Neoplasm

**Semantic type:** Neoplastic Process

**Definition:** A neoplasm that arises from mature B-lymphocytes or plasma cells. Representative examples include mature B-cell non-Hodgkin lymphomas, chronic lymphocytic leukemia, hairy cell leukemia, plasma cell neoplasms, and B-cell proliferations of uncertain malignant potential.

**Synonyms:** - Mature B-Cell Lymphocytic Neoplasm