RT Book, Section A1 Lichtman, Marshall A. A1 Kaushansky, Kenneth A1 Prchal, Josef T. A1 Levi, Marcel M. A1 Burns, Linda J. A1 Armitage, James O. SR Print(0) ID 1133365153 T1 Marginal Zone B-Cell Lymphoma T2 Williams Manual of Hematology, 9e YR 2017 FD 2017 PB McGraw-Hill Education PP New York, NY SN 9781259642470 LK hemonc.mhmedical.com/content.aspx?aid=1133365153 RD 2024/03/29 AB The marginal zone lymphomas (MZLs) are derived from memory-type or antigen-experienced B cells that reside in regions contiguous to the outer part of the mantle zones of B-cell follicles.The World Health Organization (WHO) defines three separate MZL entities, namely, the extranodal marginal zone B-cell lymphoma of mucosa-associated lymphoid tissue (currently known as MALT lymphoma), the nodal marginal zone B-cell lymphoma (previously termed monocytoid lymphoma), and the splenic marginal zone B-cell lymphoma (with or without circulating villous lymphocytes).Gastric MALT lymphoma is one of the best examples of a microbiologic (Helicobacter pylori) cause of a human malignancy.