Table 4: REAL/WHO classification of lymphoproliferative neoplasms |
B-cell neoplasms |
I. B-cell precursor neoplasm |
Leukemia/lymphoblastic lymphoma B precursor |
II. Mature (peripheral) B-cell neoplasia |
Chronic B-cell leukemia/small lymphocytic lymphoma |
B-cell prolymphocytic leukemia |
Lymphoplasmacytic Lymphoma |
B-cell lymphoma of the splenic margin (± hairy lymphocytes) |
Hairy Cell Leukemia |
Plasma cell myeloma/plasmacytoma |
B-cell lymphoma of the extranodal marginal area of mucosal-associated lymphoid tissue type |
Nodal margin lymphoma (± B-cells monocytoids) |
Follicular Center Lymphoma |
Mantle cell lymphoma |
Diffuse large B-cell lymphoma |
Mediastinal large B-cell lymphoma |
Primary effusion lymphoma |
Burkitt’s Lymphoma/Burkitt’s Cell Leukemia |
T-cell and NK cell neoplasms |
I. T-Cell Precursor Neoplasia |
Leukemia/precursor T-lymphoblastic lymphoma |
II. Mature (peripheral) T-cell neoplasia |
T-cell prolymphocytic leukemia |
T-cell lymphocytic-granular leukemia |
Aggressive NK cell leukemia |
Adult T-cell leukemia/lymphoma |
Extranodal NK/T cell lymphoma, nasal type |
Enteropathic T-cell lymphoma |
Gamma/delta T-cell hepatosplenic lymphoma |
Subcutaneous lymphoma similar to T-cell panniculitis |
Sezary syndrome/mycosis fungoides |
Anaplastic large cell lymphoma, primary skin type |
Peripheral T-cell lymphoma, nonspecific |
Angioimmunoblastic T-cell lymphoma |
Anaplastic large cell lymphoma, primary systemic type |
Hodgkin’s disease/lymphoma |
I. Predominantly lymphocytic |
II. Nodular Sclerosis |
III. Mixed cells |
IV. Lymphocytic depletion |
V. Lymphocyte-rich classic |
Modified from: Görgün AE, Borowitz MJ. A clinician’s guide to the updated REAL/WHO classification of non-Hodgkin’s lymphoma: part I (indolent lymphomas). Turkish Journal of Cancer. 2000; 30: 5-14. |