Primary refractory multiple myeloma: a real-world experience with 85 cases

  • Artur Jurczyszyn
  • , Anna Waszczuk-Gajda
  • , Jorge J. Castillo
  • , Katarzyna Krawczyk
  • , Martin Stork
  • , Ludek Pour
  • , Lidia Usnarska-Zubkiewicz
  • , Stanisław Potoczek
  • , Iwona Hus
  • , Julio Davila Valls
  • , Parameswaran Hari
  • , Saurabh Chhabra
  • , Massimo Gentile
  • , Gabor Mikala
  • , Gergely Varga
  • , Chor Sang Chim
  • , Mark Fiala
  • , Ravi Vij
  • , Natalia Schutz
  • , Marek Rodzaj
  • Agnieszka Porowska, David H. Vesole, Agnieszka Druzd-Sitek, Jan Walewski, Ajay K. Nooka

Research output: Contribution to journalArticlepeer-review

12 Scopus citations

Abstract

This study determined whether 85 patients with multiple myeloma (MM) double-refractory to primary induction therapy with triplet regimens had a homogenous prognosis. The overall response rate (ORR) after the second-line therapy was 51%. Patients who proceeded to immediate autologous stem cell transplantation (ASCT) had better ORR than those who received conventional therapies (62% vs. 31%). The ORR for patients who had ASCT directly after the frontline therapy was higher than for those treated with other regimens as the second line therapy (91% vs. 45%) and offered ASCT as the third-line therapy (91% vs. 55%). The median progression-free survival (PFS) after the second-line therapy and median overall survival were 21.6 months and 35.6 months, respectively. ASCT after the second line treatment (HR = 0.24) was an independent predictor of PFS. Eligible patients with primary refractory MM achieve the most benefit from ASCT, also performed immediately after first line induction therapy.

Original languageEnglish
Pages (from-to)2868-2875
Number of pages8
JournalLeukemia and Lymphoma
Volume61
Issue number12
DOIs
StatePublished - Dec 2020

Keywords

  • Double-refractory multiple myeloma
  • prognosis
  • survival
  • treatment response

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