Clonal Immunoglobulin Lambda Light Chain Gene Rearrangement

**Semantic type:** Cell or Molecular Dysfunction

**Definition:** A molecular abnormality involving rearrangement of the IGL gene in clonal populations of neoplastic B-lymphocytes in B-cell leukemias, B-cell lymphomas, including diffuse large B-cell lymphoma and in some bilineage leukemias.

**Synonyms:** - Monoclonal Immunoglobulin Lambda Light Chain Gene Rearrangement