Clonal Immunoglobulin Kappa Light Chain Gene Rearrangement

**Semantic type:** Cell or Molecular Dysfunction

**Definition:** A molecular abnormality involving rearrangement of the IGK gene in clonal populations of neoplastic B-lymphocytes in B-cell leukemias and lymphomas and in some bilineage leukemias.

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