Disseminated Gastric MALT Lymphoma with Monoclonal Gammopathy, t(11;18)(q21;q21), and Subsequent Development of T-Large Granular Lymphocytic Leukemia: A Case Report and Review of the Literature

Background. Extranodal marginal zone lymphoma of mucosa-associated lymphoid tissue (MALT) is a well-characterized entity that may share clinical and morphological findings with other low-grade non-Hodgkin’s lymphomas. Dissemination of MALT-type lymphoma to bone marrow and peripheral blood simultaneo...

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Main Authors: Riad Akoum, Wassim Serhal, Hussein Farhat
Format: Article
Language:English
Published: Wiley 2015-01-01
Series:Case Reports in Medicine
Online Access:http://dx.doi.org/10.1155/2015/953297
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author Riad Akoum
Wassim Serhal
Hussein Farhat
author_facet Riad Akoum
Wassim Serhal
Hussein Farhat
author_sort Riad Akoum
collection DOAJ
description Background. Extranodal marginal zone lymphoma of mucosa-associated lymphoid tissue (MALT) is a well-characterized entity that may share clinical and morphological findings with other low-grade non-Hodgkin’s lymphomas. Dissemination of MALT-type lymphoma to bone marrow and peripheral blood simultaneously with the presence of T-large granular cell leukemia (T-LGL) has rarely been reported. Case Presentation. This is the case of a 42-year-old male who presented with a gastric MALT-type lymphoma, disseminated to the bone marrow and the peripheral blood with high serum IgM levels and t(11;18)(q21;q21). The morphological, immunophenotypical and, immunohistochemical studies of the successive bone marrow and peripheral blood samples had revealed the coexistence of two distinct lymphoma cell populations: a B-cell, marginal zone type population expressing CD19, CD20, CD22, CD79b, IgM, and kappa light chain, and a T-large granular cell population, developed after treatment with rituximab expressing CD3, CD8, CD5, CD7, and CD45. Conclusion. Based on the analysis of this unusual case we performed an extensive review of the literature to elucidate the relationship between T-LGL and B-cell lymphomas and to emphasize the importance of paraprotein analysis at diagnosis of gastric MALT lymphoma.
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spelling doaj-art-b28b6b88ad6742bcb26fc4f1bae8c36e2025-08-20T02:23:12ZengWileyCase Reports in Medicine1687-96271687-96352015-01-01201510.1155/2015/953297953297Disseminated Gastric MALT Lymphoma with Monoclonal Gammopathy, t(11;18)(q21;q21), and Subsequent Development of T-Large Granular Lymphocytic Leukemia: A Case Report and Review of the LiteratureRiad Akoum0Wassim Serhal1Hussein Farhat2Division of Medical Oncology, Lebanese American University Medical Center-Rizk Hospital, Beirut 11-3288, LebanonDepartment of Laboratory Medicine and Pathology, Lebanese American University Medical Center-Rizk Hospital, Beirut 11-3288, LebanonDepartment of Laboratory Medicine and Pathology, Lebanese American University Medical Center-Rizk Hospital, Beirut 11-3288, LebanonBackground. Extranodal marginal zone lymphoma of mucosa-associated lymphoid tissue (MALT) is a well-characterized entity that may share clinical and morphological findings with other low-grade non-Hodgkin’s lymphomas. Dissemination of MALT-type lymphoma to bone marrow and peripheral blood simultaneously with the presence of T-large granular cell leukemia (T-LGL) has rarely been reported. Case Presentation. This is the case of a 42-year-old male who presented with a gastric MALT-type lymphoma, disseminated to the bone marrow and the peripheral blood with high serum IgM levels and t(11;18)(q21;q21). The morphological, immunophenotypical and, immunohistochemical studies of the successive bone marrow and peripheral blood samples had revealed the coexistence of two distinct lymphoma cell populations: a B-cell, marginal zone type population expressing CD19, CD20, CD22, CD79b, IgM, and kappa light chain, and a T-large granular cell population, developed after treatment with rituximab expressing CD3, CD8, CD5, CD7, and CD45. Conclusion. Based on the analysis of this unusual case we performed an extensive review of the literature to elucidate the relationship between T-LGL and B-cell lymphomas and to emphasize the importance of paraprotein analysis at diagnosis of gastric MALT lymphoma.http://dx.doi.org/10.1155/2015/953297
spellingShingle Riad Akoum
Wassim Serhal
Hussein Farhat
Disseminated Gastric MALT Lymphoma with Monoclonal Gammopathy, t(11;18)(q21;q21), and Subsequent Development of T-Large Granular Lymphocytic Leukemia: A Case Report and Review of the Literature
Case Reports in Medicine
title Disseminated Gastric MALT Lymphoma with Monoclonal Gammopathy, t(11;18)(q21;q21), and Subsequent Development of T-Large Granular Lymphocytic Leukemia: A Case Report and Review of the Literature
title_full Disseminated Gastric MALT Lymphoma with Monoclonal Gammopathy, t(11;18)(q21;q21), and Subsequent Development of T-Large Granular Lymphocytic Leukemia: A Case Report and Review of the Literature
title_fullStr Disseminated Gastric MALT Lymphoma with Monoclonal Gammopathy, t(11;18)(q21;q21), and Subsequent Development of T-Large Granular Lymphocytic Leukemia: A Case Report and Review of the Literature
title_full_unstemmed Disseminated Gastric MALT Lymphoma with Monoclonal Gammopathy, t(11;18)(q21;q21), and Subsequent Development of T-Large Granular Lymphocytic Leukemia: A Case Report and Review of the Literature
title_short Disseminated Gastric MALT Lymphoma with Monoclonal Gammopathy, t(11;18)(q21;q21), and Subsequent Development of T-Large Granular Lymphocytic Leukemia: A Case Report and Review of the Literature
title_sort disseminated gastric malt lymphoma with monoclonal gammopathy t 11 18 q21 q21 and subsequent development of t large granular lymphocytic leukemia a case report and review of the literature
url http://dx.doi.org/10.1155/2015/953297
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AT wassimserhal disseminatedgastricmaltlymphomawithmonoclonalgammopathyt1118q21q21andsubsequentdevelopmentoftlargegranularlymphocyticleukemiaacasereportandreviewoftheliterature
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