Annals of Oncology Advance Access published online on March 12, 2007
Annals of Oncology, doi:10.1093/annonc/mdm069
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© 2007 European Society for Medical Oncology
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Feasibility and safety of autotransplants with noncryopreserved marrow or peripheral blood stem cells: a systematic review
1 Department of Medical Oncology and Hematology
2 Department of Biostatistics, Princess Margaret Hospital, University Health Network, University of Toronto, Ontario, Canada
* Correspondence to: Dr L. Wannesson, Department of Medical Oncology and Hematology, Princess Margaret Hospital, 610 University Avenue, Suite 5-224, M5G2M9, Toronto, Ontario, Canada. Tel: +1-416-946-4501 ext. 3248; Fax: +1-416-946-4530; E-mail: wannesson{at}gmail.com
The objective of this systematic review is to examine the feasibility and safety of autologous noncryopreserved stem-cell transplants. This technique avoids the cost of establishing and maintaining a cryopreservation facility and may be of value for transplant centers in regions with limited economic resources. The primary outcome was the graft failure rate. In addition, a detailed description of the high-dose therapy regimens employed was undertaken. Secondary outcomes were transplant-related mortality and neutrophil and platelet engraftments times. Sixteen well-conducted nonrandomized studies met the eligibility criteria. Only two cases of graft failure (0.36%) occurred among 560 assessable patients receiving high-dose therapy and autotransplant for non-Hodgkin's lymphoma, Hodgkin's lymphoma, multiple myeloma, germ-cell tumors and acute leukemias. The most traditional high-dose schedules were used, although often modified to shorter regimens. High-dose melphalan appeared especially useful given its short half-life and was used to treat multiple myeloma by most groups. Secondary outcomes were comparable to those reported in the most relevant studies addressing standard (cryopreserved) autotransplant. According to this study, the use of autologous noncryopreserved hematopoietic progenitors to support patients undergoing high-dose therapy is feasible and safe.
hematopoietic, liquid storage, non-cryopreserved, nonfrozen
Received for publication July 20, 2006. Revision received September 10, 2006. Accepted for publication September 14, 2006.
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