Deferasirox for transfusion‐dependent patients with myelodysplastic syndromes: safety, efficacy, and beyond (<scp>GIMEMA MDS</scp>0306 <scp>T</scp>rial)
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- Emanuele Angelucci
- Hematology and Bone Marrow Transplantation Unit Ospedale Oncologico di Riferimento Regionale “Armando Businco” Cagliari Italy
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- Valeria Santini
- Division of Hematology University of Florence Florence Italy
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- Anna Angela Di Tucci
- Hematology and Bone Marrow Transplantation Unit Ospedale Oncologico di Riferimento Regionale “Armando Businco” Cagliari Italy
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- Giulia Quaresmini
- Hematology and Bone Marrow Transplant Unit Azienda Ospedaliera Papa Giovanni XXIII Bergamo Italy
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- Carlo Finelli
- Division of Hematology Policlinico S. Orsola‐Malpighi Bologna Italy
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- Antonio Volpe
- Division of Hematology San Giuseppe Moscati Hospital Avellino Italy
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- Giovanni Quarta
- Division of Hematology Ospedale A. Perrino Brindisi Italy
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- Flavia Rivellini
- UO Medicina Interna e Onco‐Ematologica P.O. “Umberto I” Nocera Inferiore Italy
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- Grazia Sanpaolo
- Division of Hematology IRCCS “Casa Sollievo della Sofferenza” San Giovanni Rotondo Italy
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- Daniela Cilloni
- Department of Clinical and Biological Sciences University of Turin Turin Italy
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- Flavia Salvi
- Division of Hematology A.O. Nazionale Santi Antonio e Biagio e C. Arrigo Alessandria Italy
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- Giovanni Caocci
- Bone Marrow Transplantation Center R. Binaghi Hospital Cagliari Italy
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- Alfredo Molteni
- Division of Hematology Niguarda Ca’ Granda Hospital Milan Italy
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- Daniele Vallisa
- Division of Medical Oncology and Hematology Hospital of Piacenza Piacenza Italy
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- Maria Teresa Voso
- Division of Hematology Università Cattolica del Sacro Cuore Rome Italy
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- Susanna Fenu
- Division of Hematology San Giovanni Hospital Rome Italy
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- Lorenza Borin
- Division of Hematology Monza Italy
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- Giancarlo Latte
- Division of Hematology S. Francesco Hospital Nuoro Italy
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- Giuliana Alimena
- Division of Hematology “Sapienza”University of Rome Rome Italy
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- Sergio Storti
- Division of Hematology and Medical Oncology Campobasso University Campobasso Italy
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- Alfonso Piciocchi
- GIMEMA Data Center GIMEMA Foundation Rome Italy
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- Paola Fazi
- GIMEMA Data Center GIMEMA Foundation Rome Italy
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- Marco Vignetti
- GIMEMA Data Center GIMEMA Foundation Rome Italy
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- Sante Tura
- University of Bologna Bologna Italy
抄録
<jats:title>Abstract</jats:title><jats:sec><jats:title>Background</jats:title><jats:p>In the absence of randomized, controlled trial data to support iron chelation therapy in transfusion‐dependent patients with myelodysplastic syndromes (<jats:styled-content style="fixed-case">MDS</jats:styled-content>), continued evidence from large prospective clinical trials evaluating the efficacy and safety of iron chelation therapy in this patient population is warranted.</jats:p></jats:sec><jats:sec><jats:title>Methods</jats:title><jats:p>The safety and efficacy of deferasirox was examined in a prospective, open‐label, single‐arm, multicenter trial of transfusion‐dependent patients with International Prognostic Scoring System low‐ or intermediate‐1‐risk <jats:styled-content style="fixed-case">MDS</jats:styled-content> and evidence of transfusion‐related iron overload. The effects of deferasirox therapy on hematological response and disease progression were also examined.</jats:p></jats:sec><jats:sec><jats:title>Results</jats:title><jats:p>Of 159 participants enrolled from 37 Italian centers, 152 received ≥1 dose of deferasirox (initiated at 10–20 mg/kg/day and titrated as appropriate), and 68 completed the study. Of 84 patients who discontinued deferasirox therapy, 22 died during the trial, and 28 withdrew due to an adverse event (<jats:styled-content style="fixed-case">AE</jats:styled-content>). Fourteen treatment‐related grade 3 <jats:styled-content style="fixed-case">AE</jats:styled-content>s occurred in 11 patients, whereas no grade 4 or 5 drug‐related <jats:styled-content style="fixed-case">AE</jats:styled-content>s were reported. Significant risks for dropout were a higher serum ferritin level at baseline, a higher <jats:styled-content style="fixed-case">MDS</jats:styled-content>‐Specific Comorbidity Index, and a shorter diagnosis–enrollment interval. Median serum ferritin level fell from 1966 ng/mL to 1475 ng/mL (<jats:italic>P</jats:italic> < 0.0001). The cumulative incidence of transfusion independence, adjusted for death and disease progression, was 2.6%, 12.3%, and 15.5% after 6, 9, and 12 months, respectively.</jats:p></jats:sec><jats:sec><jats:title>Conclusions</jats:title><jats:p>Deferasirox therapy in transfusion‐dependent patients with <jats:styled-content style="fixed-case">MDS</jats:styled-content> was moderately well tolerated and effectively lowered serum ferritin levels. Positive hematological responses were observed, and a subset of patients achieved transfusion independence.</jats:p></jats:sec>
収録刊行物
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- European Journal of Haematology
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European Journal of Haematology 92 (6), 527-536, 2014-04-10
Wiley