Relapse and survival after transplantation for complex karyotype acute myeloid leukemia: A report from the Acute Leukemia Working Party of the European Society for Blood and Marrow Transplantation and the University of Texas MD Anderson Cancer Center

Stefan O. Ciurea, Myriam Labopin, Gerard Socie, Liisa Volin, Jakob Passweg, Patrice Chevallier, Dietrich Beelen, Noel Milpied, Didier Blaise, Jan J. Cornelissen, Nathalie Fegueux, Emmanuelle Polge, Piyanuch Kongtim, Gabriela Rondon, Jordi Esteve, Mohamad Mohty, Bipin N. Savani, Richard E. Champlin, Arnon Nagler

Research output: Contribution to journalArticlepeer-review

29 Scopus citations

Abstract

BACKGROUND: Despite recent advances in allogeneic hematopoietic stem cell transplantation (AHSCT), the outcome of patients who have acute myeloid leukemia (AML) with a complex karyotype (CK) remains poor. The objective of this study was to identify prognostic factors associated with post-transplantation survival in a large cohort of patients with CK AML. METHODS: In total, data on 1342 consecutively patients who underwent transplantation for CK (≥3 chromosomal abnormalities) AML were provided by the Acute Leukemia Working Party of the European Society for Blood and Marrow Transplantation and from the University of Texas MD Anderson Cancer Center database were included in the analysis. The median patient age was 52 years. The donors were human leukocyte antigen-matched related donors (N = 749), matched unrelated donors (N = 513), and mismatched unrelated donors (N = 80). RESULTS: Relapse was the main cause of treatment failure. Overall, 51% of patients relapsed, 17.6% died of treatment-related mortality, and 31.3% survived leukemia-free. In multivariate analysis, the factors associated with an increased risk of relapse were age (>40 years; hazard ratio [HR], 1.1 per 10 years; P =.02), secondary AML (HR, 1.35; P =.01), active disease at transplantation (HR, 1.98; P <.001), and deletion/monosomy 5 (HR, 1.5; P <.001); whereas age (HR, 1.15 per 10 years; P <.001), secondary AML (HR, 1.36; P =.001), active disease at transplantation (HR, 1.99; P <.001), deletion/monosomy 5 (HR, 1.24; P =.008), and deletion/monosomy 7 (HR, 1.44; P <.001) predicted for leukemia-free survival. CONCLUSIONS: Disease relapse remains the most common cause of treatment failure for patients with CK AML after transplantation. Novel approaches to decrease the relapse rate and improve survival are needed in these patients. Cancer 2018;124:2134-41.

Original languageEnglish (US)
Pages (from-to)2134-2141
Number of pages8
JournalCancer
Volume124
Issue number10
DOIs
StatePublished - May 15 2018

Keywords

  • acute myeloid leukemia
  • allogeneic stem cell transplantation
  • complex karyotype
  • myeloablative conditioning
  • reduced-intensity conditioning

ASJC Scopus subject areas

  • Oncology
  • Cancer Research

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