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Cook MR, Williams LS, Dorris CS, Luo Y, Makambi K, Dunleavy K. Improved survival for dose-intensive chemotherapy in primary mediastinal B-cell lymphoma: a systematic review and meta-analysis of 4,068 patients. Haematologica 2024; 109:846-856. [PMID: 37646662 PMCID: PMC10905081 DOI: 10.3324/haematol.2023.283446] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/23/2023] [Accepted: 08/23/2023] [Indexed: 09/01/2023] Open
Abstract
Primary mediastinal B-cell lymphoma (PMBCL) is a distinct clinicopathologic entity. Currently, there is a paucity of randomized prospective data to inform on optimal front-line chemoimmunotherapy (CIT) and use of consolidative mediastinal radiation (RT). To assess if distinct CIT approaches are associated with disparate survival outcomes, we performed a systematic review and meta-analysis comparing dose-intensive (DI-CIT) versus standard CIT for the front-line treatment of PMBCL. Standard approach (S-CIT) was defined as R-CHOP-21/CHOP-21, with or without RT. DI-CIT were defined as regimens with increased frequency, dose, and/or number of systemic agents. We reviewed data on 4,068 patients (2,517 DI-CIT; 1,551 S-CIT) with a new diagnosis of PMBCL. Overall survival for DI-CIT patients was 88% (95% CI: 85-90) compared to 80% for the S-CIT cohort (95% CI: 74-85). Meta-regression revealed an 8% overall survival (OS) benefit for the DI-CIT group (P<0.01). Survival benefit was maintained when analyzing rituximab only regimens; OS was 91% (95% CI: 89-93) for the rituximab-DI-CIT arm compared to 86% (95% CI: 82-89) for the R-CHOP-21 arm (P=0.03). Importantly, 55% (95% CI: 43-65) of the S-CIT group received RT compared to 22% (95% CI: 15-31) of DI-CIT patients (meta-regression P<0.01). To our knowledge, this is the largest meta-analysis reporting efficacy outcomes for the front-line treatment of PMBCL. DI-CIT demonstrates a survival benefit, with significantly less radiation exposure, curtailing long-term toxicities associated with radiotherapy. As we await results of randomized prospective trials, our study supports the use of dose-intensive chemoimmunotherapy for the treatment of PMBCL.
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Affiliation(s)
- Michael R Cook
- Perelman School of Medicine, University of Pennsylvania, Abramson Cancer Center, Philadelphia, PA.
| | - Lacey S Williams
- Lombardi Comprehensive Cancer Center and Georgetown University Hospital, Washington, DC
| | | | - Yutong Luo
- Department of Biostatistics, Bioinformatics and Biomathematics, Georgetown University
| | - Kepher Makambi
- Department of Biostatistics, Bioinformatics and Biomathematics, Georgetown University
| | - Kieron Dunleavy
- Lombardi Comprehensive Cancer Center and Georgetown University Hospital, Washington, DC.
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Gabeeva NG, Koroleva DA, Tatarnikova SA, Smolianinova AK, Badmazhapova DS, Smirnova SY, Nikulina EE, Belyaeva AV, Gemdzhian EG, Lapin VA, Moskalets ER, Kostina IE, Mangasarova YK, Shutov SA, Biderman BV, Sudarikov AB, Obukhova TN, Kovrigina AM, Galstyan GM, Zvonkov EE. Interim results of the PML-16, PML-19 protocols for primary mediastinal large B-cell lymphoma therapy. RUSSIAN JOURNAL OF HEMATOLOGY AND TRANSFUSIOLOGY 2022. [DOI: 10.35754/0234-5730-2022-67-3-328-350] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
Abstract
Introduction. Primary mediastinal lymphoma (PML) is an aggressive lymphoid tumor treatment success of which is determined by induction therapy. To date, none of the standard chemotherapy regimens (CT) have demonstrated an advantage in efficacy. Intensive therapy programs are associated with high toxicity.Aim — to evaluate the efficacy and toxicity of two pilot prospective treatment protocols PML-16 and PML-19 as well as the possibility of using the analysis of freely circulating tumor DNA (ctDNA) to assess MRD in patients with PML.Materials and methods. From January 2016 to January 2022, 34 previously untreated PML patients were included in the study; average age — 32; stage > I — in 60 %; extramediastinal lesions — in 14.7 %; bulky disease — in 73.5 % of patients. Positron emission tomography combined with computed tomography (PET-CT) was performed; ctDNA was determined to assess the completeness of remission.Results. Eighteen patients received treatment according to the PML-16 protocol (6 courses of chemotherapy; 2 blocks of RmNHL-BFM-90 + 4 courses of R-EPOCH). After the end of therapy, all 18 patients achieved PET-negative remission. The next 16 patients received treatment according to the PML-19 protocol (4 courses of chemotherapy; 2 blocks of R-mNHL-BFM-90 + 2 courses of R-EPOCH) in combination with lenalidomide. After the end of therapy, 9 (56 %) patients achieved PET-negative remission; 7 (44 %) retained pathological activity (D4–5 points). After 3 and 6 months 15 (94 %) patients achieved normalization of metabolic activity. Considering the high frequency of false-positive results in patients with PML, a ctDNA study was performed to determine the depth of remission in 15 patients. After the end of therapy, all 15 patients had complete elimination of ctDNA. Of these, 5 (33 %) remained PET-positive at the end of treatment. During further observation, after 3–6 months, in 4 patients the level of metabolic activity decreased to physiological without the use of consolidating therapy. After the end of therapy, one patient suffered the new coronavirus infection, COVID-19. A month later, residual formation of SUVmax 14.2 remained in the mediastinum. The patient is currently under observation. With a median follow-up of 36 months (9 to 76 months) all 34 patients are in remission.Conclusion. The effectiveness of PML-16 made it possible to abandon the consolidation therapy and refuted the idea of the need for 6 courses of CT. The combination of programs based on the application of the principle of high-dose shortpulse induction of remission (R-mNHL-BFM-90) in combination with the prolonged administration of medium doses (R-EPOCH) was crucial in achieving a successful result. The inclusion of lenalidomide in the “PML-19” program made it possible to achieve complete remission in 100 % of cases after 4 courses. The possibility of using DNA analysis to assess MRD in patients with PML was shown.
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Romejko-Jarosinska J, Ostrowska B, Dabrowska-Iwanicka A, Domanska-Czyz K, Rymkiewicz G, Paszkiewicz-Kozik E, Konecki R, Borawska A, Druzd-Sitek A, Lampka E, Osiadacz W, Osowiecki M, Popławska L, Swierkowska M, Targonski L, Tajer J, Lapinska G, Smorczewska M, Walewski J. High efficacy of intensive immunochemotherapy for primary mediastinal B-cell lymphoma with prolonged follow up. Sci Rep 2022; 12:10551. [PMID: 35732790 PMCID: PMC9217998 DOI: 10.1038/s41598-022-14067-3] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/08/2021] [Accepted: 05/31/2022] [Indexed: 11/25/2022] Open
Abstract
Primary mediastinal B-cell lymphoma (PMBL) is currently curable in 85–95% of patients. Treatment regimens frequently used include RCHOP ± radiotherapy, DAEPOCH-R, or occasionally more intensive protocols. Here we present results of treatment of 124 patients with PMBL over a period between 2004 and 2017 with the use of a protocol designed for aggressive B-cell lymphoma GMALL/B-ALL/NHL2002 including 6 cycles of alternating immunochemotherapy with intermediate-dose methotrexate in each cycle, and reduced total doxorubicin dose (100 mg/m2 for whole treatment). Majority of patients (77%) received consolidative radiotherapy. A median (range) age of patients was 30 (18–59) years, and 60% were female. With a median (range) follow up of 9 (1–17) years, 5-year overall survival (OS) and 5-year progression free survival (PFS) were 94% and 92%, respectively. Positron emission tomography—computed tomography (PET-CT) results at the end of chemotherapy were predictive for outcome: OS and PFS at 5 year were 96% and 94% in PET-CT negative patients, respectively, and 70% and 70% in PET-CT-positive patients (p = 0.004 for OS, p = 0.01 for PFS). Eight (6%) patients had recurrent/refractory disease, however, no central nervous system (CNS) relapse was observed. Acute toxicity included pancytopenia grade 3/4, neutropenic fever, and treatment related mortality rate of 0.8%. Second malignancies and late cardiotoxicity occurred in 2.4% and 2.4% of patients, respectively. Intensive alternating immunochemotherapy protocol GMALL/B-ALL/NHL2002 is curative for more than 90% of PMBL patients and late toxicity in young patients is moderated. The attenuated dose of doxorubicin and intermediate dose of methotrexate may contribute to low incidence of late cardiotoxicity and effective CNS prophylaxis.
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Affiliation(s)
- Joanna Romejko-Jarosinska
- Department of Lymphoid Malignancies, Maria Sklodowska-Curie National Research Institute of Oncology, 5 WK Roentgen Str, 02-781, Warsaw, Poland.
| | - Beata Ostrowska
- Department of Lymphoid Malignancies, Maria Sklodowska-Curie National Research Institute of Oncology, 5 WK Roentgen Str, 02-781, Warsaw, Poland
| | - Anna Dabrowska-Iwanicka
- Department of Lymphoid Malignancies, Maria Sklodowska-Curie National Research Institute of Oncology, 5 WK Roentgen Str, 02-781, Warsaw, Poland
| | - Katarzyna Domanska-Czyz
- Department of Lymphoid Malignancies, Maria Sklodowska-Curie National Research Institute of Oncology, 5 WK Roentgen Str, 02-781, Warsaw, Poland
| | - Grzegorz Rymkiewicz
- Department of Pathology and Laboratory Diagnostics, Maria Sklodowska-Curie National Research Institute of Oncology, Warsaw, Poland
| | - Ewa Paszkiewicz-Kozik
- Department of Lymphoid Malignancies, Maria Sklodowska-Curie National Research Institute of Oncology, 5 WK Roentgen Str, 02-781, Warsaw, Poland
| | - Robert Konecki
- Department of Lymphoid Malignancies, Maria Sklodowska-Curie National Research Institute of Oncology, 5 WK Roentgen Str, 02-781, Warsaw, Poland
| | - Anna Borawska
- Department of Lymphoid Malignancies, Maria Sklodowska-Curie National Research Institute of Oncology, 5 WK Roentgen Str, 02-781, Warsaw, Poland
| | - Agnieszka Druzd-Sitek
- Department of Lymphoid Malignancies, Maria Sklodowska-Curie National Research Institute of Oncology, 5 WK Roentgen Str, 02-781, Warsaw, Poland
| | - Elzbieta Lampka
- Department of Lymphoid Malignancies, Maria Sklodowska-Curie National Research Institute of Oncology, 5 WK Roentgen Str, 02-781, Warsaw, Poland
| | - Wlodzimierz Osiadacz
- Department of Lymphoid Malignancies, Maria Sklodowska-Curie National Research Institute of Oncology, 5 WK Roentgen Str, 02-781, Warsaw, Poland
| | - Michal Osowiecki
- Department of Lymphoid Malignancies, Maria Sklodowska-Curie National Research Institute of Oncology, 5 WK Roentgen Str, 02-781, Warsaw, Poland
| | - Lidia Popławska
- Department of Lymphoid Malignancies, Maria Sklodowska-Curie National Research Institute of Oncology, 5 WK Roentgen Str, 02-781, Warsaw, Poland
| | - Monika Swierkowska
- Department of Lymphoid Malignancies, Maria Sklodowska-Curie National Research Institute of Oncology, 5 WK Roentgen Str, 02-781, Warsaw, Poland
| | - Lukasz Targonski
- Department of Lymphoid Malignancies, Maria Sklodowska-Curie National Research Institute of Oncology, 5 WK Roentgen Str, 02-781, Warsaw, Poland
| | - Joanna Tajer
- Department of Lymphoid Malignancies, Maria Sklodowska-Curie National Research Institute of Oncology, 5 WK Roentgen Str, 02-781, Warsaw, Poland
| | - Grazyna Lapinska
- Department of Endocrine Oncology and Nuclear Medicine, Maria Sklodowska-Curie National Research Institute of Oncology, Warsaw, Poland
| | - Malwina Smorczewska
- Department of Radiology, Maria Sklodowska-Curie National Research Institute of Oncology, 02-781, Warsaw, Poland
| | - Jan Walewski
- Department of Lymphoid Malignancies, Maria Sklodowska-Curie National Research Institute of Oncology, 5 WK Roentgen Str, 02-781, Warsaw, Poland
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4
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Vassilakopoulos TP, Michail M, Papageorgiou S, Kourti G, Angelopoulou MK, Panitsas F, Sachanas S, Kalpadakis C, Katodritou E, Leonidopoulou T, Kotsianidis I, Hatzimichael E, Kotsopoulou M, Dimou M, Variamis E, Boutsis D, Terpos E, Dimopoulou MN, Karakatsanis S, Michalis E, Karianakis G, Tsirkinidis P, Vadikolia C, Poziopoulos C, Pigaditou A, Vrakidou E, Economopoulos T, Kyriazopoulou L, Siakantaris MP, Kyrtsonis MC, Symeonidis A, Anargyrou K, Papaioannou M, Hatjiharissi E, Vervessou E, Tsirogianni M, Palassopoulou M, Gainaru G, Stefanoudaki E, Zikos P, Tsirigotis P, Tsourouflis G, Assimakopoulou T, Konstantinidou P, A Papadaki H, Megalakaki K, Dimopoulos MA, Pappa V, Karmiris T, Roussou P, Panayiotidis P, Konstantopoulos K, Pangalis GA. Identification of Very Low-Risk Subgroups of Patients with Primary Mediastinal Large B-Cell Lymphoma Treated with R-CHOP. Oncologist 2021; 26:597-609. [PMID: 33870594 DOI: 10.1002/onco.13789] [Citation(s) in RCA: 11] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/05/2020] [Accepted: 04/02/2021] [Indexed: 12/21/2022] Open
Abstract
BACKGROUND R-CHOP can cure approximately 75% of patients with primary mediastinal large B-cell lymphoma (PMLBCL), but prognostic factors have not been sufficiently evaluated yet. R-da- EPOCH is potentially more effective but also more toxic than R-CHOP. Reliable prognostic classification is needed to guide treatment decisions. MATERIALS AND METHODS We analyzed the impact of clinical prognostic factors on the outcome of 332 PMLBCL patients ≤65 years treated with R-CHOP ± radiotherapy in a multicenter setting in Greece and Cyprus. RESULTS With a median follow-up of 69 months, 5-year freedom from progression (FFP) was 78% and 5-year lymphoma specific survival (LSS) was 89%. On multivariate analysis, extranodal involvement (E/IV) and lactate dehydrogenase (LDH) ≥2 times upper limit of normal (model A) were significantly associated with FFP; E/IV and bulky disease (model B) were associated with LSS. Both models performed better than the International Prognostic Index (IPI) and the age-adjusted IPI by Harrel's C rank parameter and Akaike information criterion. Both models A and B defined high-risk subgroups (13%-27% of patients [pts]) with approximately 19%-23% lymphoma-related mortality. They also defined subgroups composing approximately one-fourth or one-half of the patients, with 11% risk of failure and only 1% or 4% 5-year lymphoma-related mortality. CONCLUSION The combination of E/IV with either bulky disease or LDH ≥2 times upper limit of normal defined high-risk but not very-high-risk subgroups. More importantly, their absence defined subgroups comprising approximately one-fourth or one-half of the pts, with 11% risk of failure and minimal lymphoma-related mortality, who may not need more intensive treatment such as R-da-EPOCH. IMPLICATIONS FOR PRACTICE By analyzing the impact of baseline clinical characteristics on outcomes of a large cohort of patients with primary mediastinal large B-cell lymphoma homogeneously treated with R-CHOP with or without radiotherapy, we developed novel prognostic indices which can aid in deciding which patients can be adequately treated with R-CHOP and do not need more intensive regimens such as R-da-EPOCH. The new indices consist of objectively determined characteristics (extranodal disease or stage IV, bulky disease, and markedly elevated serum lactate dehydrogenase), which are readily available from standard initial staging procedures and offer better discrimination compared with established risk scores (International Prognostic Index [IPI] and age-adjusted IPI).
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Affiliation(s)
- Theodoros P Vassilakopoulos
- Department of Hematology and Bone Marrow Transplantation, National and Kapodistrian University of Athens, Laikon General Hospital, Athens, Greece
| | - Michail Michail
- Department of Hematology, Nicosia General Hospital, Nicosia, Cyprus
| | - Sotirios Papageorgiou
- Second Propaedeutic Department of Internal Medicine, National and Kapodistrian University of Athens, Attikon Hospital, Athens, Greece
| | - Georgia Kourti
- Third Department of Internal Medicine, National and Kapodistrian University of Athens, Sotiria Hospital, Athens, Greece.,Department of Hematology and Lymphoma, Evangelismos General Hospital, Athens, Greece
| | - Maria K Angelopoulou
- Department of Hematology and Bone Marrow Transplantation, National and Kapodistrian University of Athens, Laikon General Hospital, Athens, Greece
| | - Fotios Panitsas
- Department of Hematology and Bone Marrow Transplantation, National and Kapodistrian University of Athens, Laikon General Hospital, Athens, Greece
| | - Sotirios Sachanas
- Department of Hematology, Athens Medical Center, Psychikon Branch, Athens, Greece
| | | | - Eirini Katodritou
- Department of Hematology, Theagenion Anticancer General Hospital, Thessaloniki, Greece
| | | | - Ioannis Kotsianidis
- Department of Hematology, Democritus University of Thrace, Alexandroupolis, Greece
| | | | - Maria Kotsopoulou
- Department of Hematology, Metaxa Anticancer Hospital, Piraeus, Greece
| | - Maria Dimou
- First Propedeutic Department of Internal Medicine, National and Kapodistrian University of Athens, Laikon General Hospital, Athens, Greece
| | - Eleni Variamis
- First Department of Internal Medicine, National and Kapodistrian University of Athens, Laikon General Hospital, Athens, Greece
| | | | - Evangelos Terpos
- Department of Therapeutics, National and Kapodistrian University of Athens, Alexandra Hospital, Athens, Greece
| | - Maria N Dimopoulou
- Department of Hematology and Bone Marrow Transplantation, National and Kapodistrian University of Athens, Laikon General Hospital, Athens, Greece
| | - Stamatios Karakatsanis
- Third Department of Internal Medicine, National and Kapodistrian University of Athens, Sotiria Hospital, Athens, Greece
| | - Eurydiki Michalis
- Department of Clinical Hematology, "G.Gennimatas" Athens General Hospital, Athens, Greece
| | | | | | | | | | - Anna Pigaditou
- Department of Hematology, Athens Medical Center, Amaroussion Branch, Athens, Greece
| | | | | | | | - Marina P Siakantaris
- Department of Hematology and Bone Marrow Transplantation, National and Kapodistrian University of Athens, Laikon General Hospital, Athens, Greece
| | - Marie-Christine Kyrtsonis
- First Propedeutic Department of Internal Medicine, National and Kapodistrian University of Athens, Laikon General Hospital, Athens, Greece
| | - Argyris Symeonidis
- Hematology Division, Dept of Internal Medicine, University of Patras, Patras, Greece
| | | | - Maria Papaioannou
- Hematology Unit, 1st Dept of Internal Medicine, AHEPA Hospital, Aristotle University of Thessaloniki, Thessaloniki, Greece
| | - Evdoxia Hatjiharissi
- Department of Hematology, Theagenion Anticancer General Hospital, Thessaloniki, Greece.,Hematology Unit, 1st Dept of Internal Medicine, AHEPA Hospital, Aristotle University of Thessaloniki, Thessaloniki, Greece
| | | | - Maria Tsirogianni
- Department of Hematology, Aghios Savvas Anticancer Hospital, Athens, Greece
| | | | | | | | | | - Panayiotis Tsirigotis
- Second Propaedeutic Department of Internal Medicine, National and Kapodistrian University of Athens, Attikon Hospital, Athens, Greece
| | - Gerasimos Tsourouflis
- Second Propedeutic Department of Surgery, National and Kapodistrian University of Athens, Laikon General Hospital, Athens, Greece
| | | | | | - Helen A Papadaki
- Department of Hematology, University of Crete, Iraklion, Crete, Greece
| | | | | | - Vassiliki Pappa
- Second Propaedeutic Department of Internal Medicine, National and Kapodistrian University of Athens, Attikon Hospital, Athens, Greece
| | - Themis Karmiris
- Department of Hematology and Lymphoma, Evangelismos General Hospital, Athens, Greece
| | - Paraskevi Roussou
- Third Department of Internal Medicine, National and Kapodistrian University of Athens, Sotiria Hospital, Athens, Greece
| | - Panayiotis Panayiotidis
- First Propedeutic Department of Internal Medicine, National and Kapodistrian University of Athens, Laikon General Hospital, Athens, Greece
| | - Kostas Konstantopoulos
- Department of Hematology and Bone Marrow Transplantation, National and Kapodistrian University of Athens, Laikon General Hospital, Athens, Greece
| | - Gerassimos A Pangalis
- Department of Hematology and Bone Marrow Transplantation, National and Kapodistrian University of Athens, Laikon General Hospital, Athens, Greece.,Department of Hematology, Athens Medical Center, Psychikon Branch, Athens, Greece
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Zinzani PL, Broccoli A. Optimizing Outcomes in Primary Mediastinal B-cell Lymphoma. Hematol Oncol Clin North Am 2017; 30:1261-1275. [PMID: 27888880 DOI: 10.1016/j.hoc.2016.07.011] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Abstract
Primary mediastinal B-cell lymphoma is characterized by a high chance of cure, and cured patients have a long disease-free life-expectancy; however, prognosis is severe in the case of relapsed or refractory disease. The initial use of the most effective chemoimmunotherapy regimen is therefore crucial. Understanding who will benefit from postinduction radiotherapy is also of paramount importance; positron emission tomography may be a reliable guide for physicians in determining which patients will require consolidation. New drugs with mechanisms of action including the most relevant biologic features of the tumor may allow better disease control.
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Affiliation(s)
- Pier Luigi Zinzani
- Institute of Hematology L. e A. Seràgnoli, University of Bologna, Via Massarenti, 9, Bologna 40138, Italy.
| | - Alessandro Broccoli
- Institute of Hematology L. e A. Seràgnoli, University of Bologna, Via Massarenti, 9, Bologna 40138, Italy
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6
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Abstract
Primary mediastinal B-cell lymphoma (PMBCL) is a relatively rare lymphoma subtype affecting mainly young adults. Its molecular signature and clinical features resemble classical Hodgkin lymphoma. The optimal chemotherapy for this lymphoma subtype has not been established. The addition of rituximab to anthracycline based chemotherapy improved response rates and survival. Many centers use R-CHOP as standard treatment, but the role of the intensified regimens and consolidation radiotherapy has to be clarified. Recent data coming from retrospective analyses and an ongoing prospective study addressing the problem of consolidation radiotherapy will help to better identify risk groups and apply risk-adapted and effective treatment strategies. The latest research has helped to understand molecular mechanisms of PMBCL pathogenesis and indicated targets of directed therapy for the future.
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Affiliation(s)
- Anna Dabrowska-Iwanicka
- Department of Lymphoid Malignancies, Maria Sklodowska-Curie Institute and Oncology Centre, 5 WK Roentgen Str, 02-781 Warszawa, Poland
| | - Jan A. Walewski
- Department of Lymphoid Malignancies, Maria Sklodowska-Curie Institute and Oncology Centre, 5 WK Roentgen Str, 02-781 Warszawa, Poland
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7
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Filippi AR, Piva C, Giunta F, Bellò M, Chiappella A, Caracciolo D, Zotta M, Douroukas A, Ragona R, Vitolo U, Bisi G, Ricardi U. Radiation therapy in primary mediastinal B-cell lymphoma with positron emission tomography positivity after rituximab chemotherapy. Int J Radiat Oncol Biol Phys 2013; 87:311-6. [PMID: 23916170 DOI: 10.1016/j.ijrobp.2013.05.053] [Citation(s) in RCA: 33] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/06/2013] [Revised: 05/08/2013] [Accepted: 05/11/2013] [Indexed: 11/29/2022]
Abstract
PURPOSE To investigate the role of radiation therapy (RT) in patients affected with primary mediastinal B-cell lymphoma (PMBCL) with residual (18)fluorodeoxyglucose positron emission tomography ((18)FDG-PET)-positive disease after rituximab chemotherapy (R-CT). METHODS AND MATERIALS Thirty-seven patients treated with R-CT and RT, all with (18)FDG-PET scan at diagnosis and before RT, were included. All (18)FDG-PET scans were reviewed, and responses were classified according to the Deauville 5-point scoring system. Outcomes measures were overall survival (OS) and progression-free survival (PFS), estimated for the whole cohort and for subgroups according to (18)FDG-PET score after R-CT. RESULTS The median follow-up time was 40.9 months. Three patients were assigned to Deauville score 1 (8.1%), 9 to score 2 (24.3%), 7 to score 3 (19%), 14 to score 4 (37.8%), and 4 to score 5 (10.8%). After RT, all patients with score 3-4 experienced a complete response (CR). Among patients with score 5, 1 was in CR (25%), 2 had persistent positivity (50%), and 1 showed progressive disease (25%). A total of 4 patients experienced progression or relapse: 1 of 33 (3%) with scores 1-4, and 3 of 4 (75%) with score 5. The 3-year OS and PFS of the whole cohort were 89.8% and 88.7%, respectively. OS was significantly different between scores 1-3 and scores 4-5 (100% vs 77% at 3 years, P<.05). Patients with a score of 5 had a significantly worse outcome than did all other patients (OS at 2 years, 33.3% vs 100%). CONCLUSIONS Approximately 50% of PMBCL patients show residual disease at (18)FDG-PET scan after R-CT. RT is able to convert to CR approximately 85% of these patients, but those with a Deauville score of 5 (10%) appear at high risk of progression and death, and they might be candidates for intensified programs.
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8
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Busemann C, Gudzuhn A, Hirt C, Kirsch M, Vogelgesang S, Schmidt CA, Dölken G, Krüger WH. Treatment of splenic marginal zone lymphoma of the CNS with high-dose therapy and allogeneic stem cell transplantation. Exp Hematol Oncol 2012; 1:32. [PMID: 23210733 PMCID: PMC3515347 DOI: 10.1186/2162-3619-1-32] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/19/2012] [Accepted: 10/10/2012] [Indexed: 12/30/2022] Open
Abstract
Therapy of indolent lymphomas with involvement of the central nervous system (CNS) has not been standardized so far. A 42-year old male patient presented with neurological signs because of leukemic splenic marginal zone lymphoma (SMZL) manifested in bone marrow, lymph nodes and CNS. Due to the aggressiveness of the disease and the young age of the patient, an intensive immunochemotherapy followed by high-dose therapy with busulfan, thiotepa and fludarabine and subsequent unrelated allogeneic stem cell transplantation (alloSCT) was performed. The haemopoietic stem cells engrafted in time and the patient is doing well (ECOG 0) without evidence for active lymphoma three years after transplantation. Highly sensitive tests by specific quantitative real-time polymerase chain reaction for presence of lymphoma cells in blood and bone marrow indicated also a molecular remission. The reported case shows the feasibility of high-dose therapy and allogeneic stem cell transplantation in high-risk patients with CNS-involvement of indolent non-Hodgkin’s lymphoma. In addition, the case supports the hypothesis that the graft-versus lymphoma effect after alloSCT is also active within the CNS.
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Affiliation(s)
- Christoph Busemann
- Internal Medicine C (Hematology and Oncology, Palliative Care, Transplant Centre), University Hospital Greifswald, Ernst-Moritz-Arndt-University, Greifswald, Germany.
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9
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Vassilakopoulos TP, Pangalis GA, Katsigiannis A, Papageorgiou SG, Constantinou N, Terpos E, Zorbala A, Vrakidou E, Repoussis P, Poziopoulos C, Galani Z, Dimopoulou MN, Kokoris SI, Sachanas S, Kalpadakis C, Dimitriadou EM, Siakantaris MP, Kyrtsonis MC, Dervenoulas J, Dimopoulos MA, Meletis J, Roussou P, Panayiotidis P, Beris P, Angelopoulou MK. Rituximab, cyclophosphamide, doxorubicin, vincristine, and prednisone with or without radiotherapy in primary mediastinal large B-cell lymphoma: the emerging standard of care. Oncologist 2012; 17:239-49. [PMID: 22282906 PMCID: PMC3286173 DOI: 10.1634/theoncologist.2011-0275] [Citation(s) in RCA: 86] [Impact Index Per Article: 7.2] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/13/2011] [Accepted: 11/02/2011] [Indexed: 11/17/2022] Open
Abstract
UNLABELLED More aggressive treatment approaches (methotrexate, cytarabine, cyclophosphamide, vincristine, prednisone, and bleomycin [the MACOP-B regimen] or consolidation with high-dose therapy and autologous stem cell transplantation) have been considered to be superior to cyclophosphamide, doxorubicin, vincristine, and prednisone (CHOP) in patients with primary mediastinal large B-cell lymphoma (PMLBCL). Rituximab-CHOP (R-CHOP) is the standard of care for diffuse large B-cell lymphoma, whereas efficacy in PMLBCL has not been adequately confirmed. PATIENT AND METHODS Seventy-six consecutive PMLBCL patients who received R-CHOP with or without radiotherapy (RT) were compared with 45 consecutive historical controls treated with CHOP with or without RT. Baseline characteristics of the two groups were balanced. RESULTS The rate of early treatment failure was much lower with R-CHOP with or without RT (9% versus 30%; p = .004). The 5-year freedom from progression rate after R-CHOP with or without RT was 81%, versus 48% for CHOP with or without RT (p < .0001). The 5-year event-free survival rates were 80% and 47% (p < .0001) and the 5-year overall and lymphoma-specific survival rates were 89% and 69% (p = .003) and 91% and 69% (p = .001), respectively, with only seven of 76 lymphoma-related deaths. Among R-CHOP responders, 52 of 68 received RT. CONCLUSIONS Based on these results, most patients with PMLBCL appear to be cured by R-CHOP in 21-day cycles with or without RT, which could be the current standard of care. Therefore, the need for more aggressive treatment strategies is questionable unless high-risk patients are adequately defined. Further studies are required to establish the precise role of RT.
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Affiliation(s)
- Theodoros P Vassilakopoulos
- Department of Haematology, National and Kapodistrian University of Athens, School of Medicine, Laikon General Hospital, Athens 11527, Greece.
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Avilés A, Neri N, Fernández R, Huerta-Guzmán J, Nambo MJ. Randomized clinical trial to assess the efficacy of radiotherapy in primary mediastinal large B-lymphoma. Int J Radiat Oncol Biol Phys 2011; 83:1227-31. [PMID: 22172907 DOI: 10.1016/j.ijrobp.2011.09.012] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/12/2010] [Revised: 08/25/2011] [Accepted: 09/12/2011] [Indexed: 10/14/2022]
Abstract
PURPOSE We developed a controlled clinical trial to assess the efficacy and toxicity of adjuvant-involved field radiotherapy (IFRT) in patients with primary mediastinal B-cell lymphoma that achieved complete response after the patients were treated with cyclophosphamide, doxorubicin, vincristine, prednisone, and rituximab (R-CHOP-14). METHODS AND MATERIALS Between January 2001 and June 2004, 124 consecutive patients who were in complete remission after dose dense chemotherapy and rituximab administration (R-CHOP14) were randomly assigned to received IFRT (30 Gy). Sixty-three patients received IFR, and 61 patients did not (control group). RESULTS The study aimed to include 182 patients in each arm but was closed prematurely because in a security analysis (June 2004), progression and early relapse were more frequent in patients that did not received IFRT. Patients were followed until March 2009, at which point actuarial curves at 10 years showed that progression free-survival was 72% in patients who received IFR and 20% in the control group (p < 0.001), overall survival was 72% and 31%, respectively (p < 0.001). Acute toxicity was mild and well tolerated. DISCUSSION Adjuvant radiotherapy to sites of bulky disease was the only difference to have an improvement in outcome in our patients; the use of rituximab during induction did not improve complete response rates and did affect overall survival; patients who received rituximab but not IFRT had a worse prognosis. CONCLUSIONS The use of IFRT in patients with primary mediastinal B-cell lymphoma who achieved complete response remain as the best treatment available, even in patients that received rituximab during induction.
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Affiliation(s)
- Agustin Avilés
- Oncology Research Unit, Oncology Hospital, National Medical Center, IMSS, México, D. F., Mexico.
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