Clonal BCL2 Gene Rearrangement

**Semantic type:** Cell or Molecular Dysfunction

**Definition:** A molecular abnormality involving rearrangement of the BCL2 gene in clonal populations of neoplastic B-lymphocytes in anaplastic, centroblastic, follicular and immunoblastic lymphomas.

**Synonyms:** - Clonal B-Cell CLL/Lymphoma 2 Gene Rearrangement - Clonal BCL-2 Gene Rearrangement - Clonal BCL2 Apoptosis Regulator Gene Rearrangement - Monoclonal BCL-2 Gene Rearrangement