High-dose melphalan with bortezomib as conditioning regimen for autologous stem cell transplant in patients with newly diagnosed multiple myeloma who exhibited at least very good partial response to bortezomib-based induction therapy

2012 ◽  
Vol 53 (12) ◽  
pp. 2507-2510 ◽  
Author(s):  
Wenrong Huang ◽  
Jian Li ◽  
Honghua Li ◽  
Wenying Kang ◽  
Jian Bo ◽  
...  
Blood ◽  
2011 ◽  
Vol 118 (21) ◽  
pp. 4127-4127 ◽  
Author(s):  
Wendi A. Bacon ◽  
Gwynn D. Long ◽  
David A. Rizzieri ◽  
Mitchell E. Horwitz ◽  
John P. Chute ◽  
...  

Abstract Abstract 4127 In the age of novel targeted agents, autologous stem cell transplant (ASCT) remains the standard of care for younger patients with newly diagnosed multiple myeloma (MM), offering similar treatment responses and overall survivals as standard chemotherapeutic agents but with the added benefit of a prolonged treatment-free period. Nevertheless, a standard of care for stem cell mobilization for ASCT has yet to be determined. Even in the era of new mobilization agents such as Plerixafor, Cyclophosphamide (Cy) and G-CSF combination remains the preferred mobilizing approach for patients with MM. Several studies have shown that Cy improves the stem cell yield at the expense of increased toxicity, but whether the administration of this chemotherapeutic agent pre-transplant has any impact on the long-term event-free and/or overall survival of myeloma patients remains controversial. In this study, we present a retrospective analysis of 186 patients with newly diagnosed MM who underwent ASCT with high-dose melphalan 200 mg/m2 (HDM) between December of 2000 and 2008 at our Institution. Eighty-three patients were mobilized with single agent G-CSF and 103 patients received high dose Cy (4 gm/m2) and G-CSF combination. Patient characteristics were similar between the treatment groups, including: age, gender, disease stage, and disease status prior to transplant. However, toxicity post-mobilization with Cy/G-CSF was significantly higher compared with G-SCF alone, including: febrile neutropenia (23%), hemorrhagic cystitis (8%), GI toxicity (57%), re-hospitalization due to complications and transplant delay (14%). The overall post-transplant toxicity was similar in the 2 groups, though the treatment related mortality was slightly higher in the Cy/G-CSF arm (4% versus 2%). Post transplant responses were not significantly different in the 2 groups, with 60% of patients achieving a VGPR or better after ASCT in the G-CSF group and 49% in the Cy/G-CSF group (p = 0.33). The median event-free survivals (EFS) for the Cy/G-CSF and G-CSF cohorts were 21.6 and 22.6 months, respectively, (p = 0.62) yielding no significant difference (Figure 1). Similarly, with a median follow up for surviving patients of 34.3 and 32.7 months, the median overall survivals were 68.2 and 62.3 months (p = 0.23) for the Cy/G-CSF and G-CSF cohorts, respectively (Figure 2). This retrospective analysis confirms that the addition of high dose Cy as part of the mobilizing regimen offers no improvement on the transplant outcome for patients with newly diagnosed myeloma and should therefore only be used in cases of difficult stem cell mobilization. Disclosures: No relevant conflicts of interest to declare.


2021 ◽  
Vol 2021 (5) ◽  
Author(s):  
Adam L Bumgardner ◽  
Kyle Yuan ◽  
Alden V Chiu

ABSTRACT Aphantasia, the loss of mental imagery, is a rare disorder and even more infrequent when acquired. No previous cases have been identified that were caused by transplant-related treatment. We describe a case of acquired aphantasia in a 62-year-old male with refractory IgG kappa multiple myeloma after receiving an autologous stem cell transplant (ASCT) following high-dose melphalan with a complicated hospital admission. The etiology of aphantasia remains unidentified, but we provide viable explanations to include direct effects from ASCT treatment and indirect effects from transplant-related complications.


2014 ◽  
Vol 55 (12) ◽  
pp. 2967-2969 ◽  
Author(s):  
Aleksandar Radujkovic ◽  
Michael Hundemer ◽  
Christoph Eisenbach ◽  
Thomas Luft ◽  
Roland Penzel ◽  
...  

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