Effective chemomobilization with etoposide and cytarabine (EC regimen) in lymphoma patients: a single-center, retrospective, observational study

Autologous stem cell transplantation is an important strategy for patients with relapsed or refractory lymphoma. Although various regimens for peripheral blood stem cell collection have been used, the optimal regimen has not yet been established. We aimed to evaluate the mobilization efficacy and sa...

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Veröffentlicht in:Japanese journal of clinical oncology 2017-09, Vol.47 (9), p.820-825
Hauptverfasser: Koyama, Daisuke, Nishiwaki, Satoshi, Harada, Yasuhiko, Yamamoto, Satomi, Kurahashi, Shingo, Sugimoto, Takumi, Iwasaki, Toshihiro, Sugiura, Isamu
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container_end_page 825
container_issue 9
container_start_page 820
container_title Japanese journal of clinical oncology
container_volume 47
creator Koyama, Daisuke
Nishiwaki, Satoshi
Harada, Yasuhiko
Yamamoto, Satomi
Kurahashi, Shingo
Sugimoto, Takumi
Iwasaki, Toshihiro
Sugiura, Isamu
description Autologous stem cell transplantation is an important strategy for patients with relapsed or refractory lymphoma. Although various regimens for peripheral blood stem cell collection have been used, the optimal regimen has not yet been established. We aimed to evaluate the mobilization efficacy and safety of the regimen consisted of etoposide and cytarabine (EC regimen). We retrospectively analyzed the clinical data of 46 lymphoma patients who received peripheral blood stem cell mobilization with the EC regimen [etoposide (100 mg/m2/day, days 1-4) and cytarabine (100 mg/m2/day, days 1-4)] at Toyohashi municipal hospital from 2004 to 2013. The median age of the patients was 55 years. The most common underlying diseases were diffuse large B-cell lymphoma (46%) and follicular lymphoma (26%). Three-quarters of patients were in their second complete or partial remission. The median total number of collected CD34+ cells was 10.6 × 106 kg-1. Forty-two patients (91%) yielded at least 2 × 106 kg-1 CD34+ cells within a median of 2 apheresis days, and 33 patients (72%) achieved it with only one apheresis. Successful mobilization was observed in five of six patients who failed to mobilize previously. Although febrile neutropenia occurred in 22 patients (48%), no fatal infection was observed. The EC regimen was highly effective in lymphoma patients, including patients who mobilized poorly with other regimens.
doi_str_mv 10.1093/jjco/hyx076
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Although various regimens for peripheral blood stem cell collection have been used, the optimal regimen has not yet been established. We aimed to evaluate the mobilization efficacy and safety of the regimen consisted of etoposide and cytarabine (EC regimen). We retrospectively analyzed the clinical data of 46 lymphoma patients who received peripheral blood stem cell mobilization with the EC regimen [etoposide (100 mg/m2/day, days 1-4) and cytarabine (100 mg/m2/day, days 1-4)] at Toyohashi municipal hospital from 2004 to 2013. The median age of the patients was 55 years. The most common underlying diseases were diffuse large B-cell lymphoma (46%) and follicular lymphoma (26%). Three-quarters of patients were in their second complete or partial remission. The median total number of collected CD34+ cells was 10.6 × 106 kg-1. Forty-two patients (91%) yielded at least 2 × 106 kg-1 CD34+ cells within a median of 2 apheresis days, and 33 patients (72%) achieved it with only one apheresis. Successful mobilization was observed in five of six patients who failed to mobilize previously. Although febrile neutropenia occurred in 22 patients (48%), no fatal infection was observed. 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Successful mobilization was observed in five of six patients who failed to mobilize previously. Although febrile neutropenia occurred in 22 patients (48%), no fatal infection was observed. 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subjects Adolescent
Antimetabolites, Antineoplastic - administration & dosage
Antimetabolites, Antineoplastic - pharmacology
Antimetabolites, Antineoplastic - therapeutic use
Cytarabine - administration & dosage
Cytarabine - pharmacology
Cytarabine - therapeutic use
Etoposide - administration & dosage
Etoposide - pharmacology
Etoposide - therapeutic use
Female
Hematopoietic Stem Cell Mobilization - methods
Hematopoietic Stem Cell Transplantation - methods
Humans
Lymphoma, Large B-Cell, Diffuse - drug therapy
Lymphoma, Large B-Cell, Diffuse - pathology
Male
Middle Aged
Retrospective Studies
Transplantation Conditioning - methods
Transplantation, Autologous - methods
title Effective chemomobilization with etoposide and cytarabine (EC regimen) in lymphoma patients: a single-center, retrospective, observational study
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