Plasmablastic Lymphoma: A Review of Current Knowledge and Future Directions

Plasmablastic lymphoma (PBL) is an aggressive subtype of non-Hodgkin’s lymphoma (NHL), which frequently arises in the oral cavity of human immunodeficiency virus (HIV) infected patients. PBL shows diffuse proliferation of large neoplastic cells resembling B-immunoblasts/plasmablasts, or with plasmac...

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Main Authors: Ghaleb Elyamany, Eman Al Mussaed, Ali Matar Alzahrani
Format: Article
Language:English
Published: Wiley 2015-01-01
Series:Advances in Hematology
Online Access:http://dx.doi.org/10.1155/2015/315289
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author Ghaleb Elyamany
Eman Al Mussaed
Ali Matar Alzahrani
author_facet Ghaleb Elyamany
Eman Al Mussaed
Ali Matar Alzahrani
author_sort Ghaleb Elyamany
collection DOAJ
description Plasmablastic lymphoma (PBL) is an aggressive subtype of non-Hodgkin’s lymphoma (NHL), which frequently arises in the oral cavity of human immunodeficiency virus (HIV) infected patients. PBL shows diffuse proliferation of large neoplastic cells resembling B-immunoblasts/plasmablasts, or with plasmacytic features and an immunophenotype of plasma cells. PBL remains a diagnostic challenge due to its peculiar morphology and an immunohistochemical profile similar to plasma cell myeloma (PCM). PBL is also a therapeutic challenge with a clinical course characterized by a high rate of relapse and death. There is no standard chemotherapy protocol for treatment of PBL. Cyclophosphamide, doxorubicin, vincristine, and prednisone (CHOP) or CHOP-like regimens have been the backbone while more intensive regimens such as cyclophosphamide, vincristine, doxorubicin, high-dose methotrexate/ifosfamide, etoposide, high-dose cytarabine (CODOX-M/IVAC), or dose-adjusted etoposide, prednisone, vincristine, cyclophosphamide, and doxorubicin (DA-EPOCH) are possible options. Recently, a few studies have reported the potential value of the proteasome inhibitor bortezomib and thalidomide in PBL patients. The introduction of genes encoding artificial receptors called chimeric antigen receptors (CARs) and CAR-modified T cells targeted to the B cell-specific CD19 antigen have demonstrated promising results in multiple early clinical trials. The aim of this paper is to review the recent advances in epidemiology; pathophysiology; clinical, pathologic, and molecular characteristics; therapy; and outcome in patients with PBL.
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spelling doaj-art-22b0ae5a5d6346109bc3131da9b9c5582025-02-03T01:20:47ZengWileyAdvances in Hematology1687-91041687-91122015-01-01201510.1155/2015/315289315289Plasmablastic Lymphoma: A Review of Current Knowledge and Future DirectionsGhaleb Elyamany0Eman Al Mussaed1Ali Matar Alzahrani2Department of Pathology and Blood Bank, Prince Sultan Military Medical City, P.O. Box 7897, Riyadh 11159, Saudi ArabiaHematopathology Division, Department of Basic Science, College of Medicine, Princess Nourah Bint Abdulrahman University, Riyadh, Saudi ArabiaDepartment of Oncology, Prince Sultan Military Medical City, Saudi ArabiaPlasmablastic lymphoma (PBL) is an aggressive subtype of non-Hodgkin’s lymphoma (NHL), which frequently arises in the oral cavity of human immunodeficiency virus (HIV) infected patients. PBL shows diffuse proliferation of large neoplastic cells resembling B-immunoblasts/plasmablasts, or with plasmacytic features and an immunophenotype of plasma cells. PBL remains a diagnostic challenge due to its peculiar morphology and an immunohistochemical profile similar to plasma cell myeloma (PCM). PBL is also a therapeutic challenge with a clinical course characterized by a high rate of relapse and death. There is no standard chemotherapy protocol for treatment of PBL. Cyclophosphamide, doxorubicin, vincristine, and prednisone (CHOP) or CHOP-like regimens have been the backbone while more intensive regimens such as cyclophosphamide, vincristine, doxorubicin, high-dose methotrexate/ifosfamide, etoposide, high-dose cytarabine (CODOX-M/IVAC), or dose-adjusted etoposide, prednisone, vincristine, cyclophosphamide, and doxorubicin (DA-EPOCH) are possible options. Recently, a few studies have reported the potential value of the proteasome inhibitor bortezomib and thalidomide in PBL patients. The introduction of genes encoding artificial receptors called chimeric antigen receptors (CARs) and CAR-modified T cells targeted to the B cell-specific CD19 antigen have demonstrated promising results in multiple early clinical trials. The aim of this paper is to review the recent advances in epidemiology; pathophysiology; clinical, pathologic, and molecular characteristics; therapy; and outcome in patients with PBL.http://dx.doi.org/10.1155/2015/315289
spellingShingle Ghaleb Elyamany
Eman Al Mussaed
Ali Matar Alzahrani
Plasmablastic Lymphoma: A Review of Current Knowledge and Future Directions
Advances in Hematology
title Plasmablastic Lymphoma: A Review of Current Knowledge and Future Directions
title_full Plasmablastic Lymphoma: A Review of Current Knowledge and Future Directions
title_fullStr Plasmablastic Lymphoma: A Review of Current Knowledge and Future Directions
title_full_unstemmed Plasmablastic Lymphoma: A Review of Current Knowledge and Future Directions
title_short Plasmablastic Lymphoma: A Review of Current Knowledge and Future Directions
title_sort plasmablastic lymphoma a review of current knowledge and future directions
url http://dx.doi.org/10.1155/2015/315289
work_keys_str_mv AT ghalebelyamany plasmablasticlymphomaareviewofcurrentknowledgeandfuturedirections
AT emanalmussaed plasmablasticlymphomaareviewofcurrentknowledgeandfuturedirections
AT alimataralzahrani plasmablasticlymphomaareviewofcurrentknowledgeandfuturedirections