Table 4: REAL/WHO classification of lymphoproliferative neoplasms
(Revised European-American Lymphoma/World Health Organization).43

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.