Arsenic trioxide-based therapy of relapsed acute promyelocytic leukemia: registry results from the European LeukemiaNet

Fecha de publicación:

Autores de IIS La Fe

Participantes ajenos a IIS La Fe

  • Lengfelder E
  • Lo-Coco F
  • Ades L
  • Grimwade D
  • Kishore B
  • Ramadan SM
  • Pagoni M
  • Breccia M
  • Huerta AJ
  • Nloga AM
  • González-Sanmiguel JD
  • Schmidt A
  • Lambert JF
  • Lehmann S
  • Di Bona E
  • Cassinat B
  • Hofmann WK
  • Görlich D
  • Sauerland MC
  • Fenaux P
  • European LeukemiaNet

Grupos

Abstract

In 2008, a European registry of relapsed acute promyelocytic leukemia was established by the European LeukemiaNet. Outcome data were available for 155 patients treated with arsenic trioxide in first relapse. In hematological relapse (n = 104), 91% of the patients entered complete hematological remission (CR), 7% had induction death and 2% resistance, 27% developed differentiation syndrome and 39% leukocytosis, whereas no death or side effects occurred in patients treated in molecular relapse (n = 40). The rate of molecular (m) CR was 74% in hematological and 62% in molecular relapse (P = 0.3). All patients with extramedullary relapse (n = 11) entered clinical and mCR. After 3.2 years median follow-up, the 3-year overall survival (OS) and cumulative incidence of second relapse were 68% and 41% in hematological relapse, 66% and 48% in molecular relapse and 90 and 11% in extramedullary relapse, respectively. After allogeneic or autologous transplantation in second CR (n = 93), the 3-year OS was 80% compared with 59% without transplantation (n = 55) (P = 0.03). Multivariable analysis demonstrated the favorable prognostic impact of first remission duration >= 1.5 years, achievement of mCR and allogeneic or autologous transplantation on OS of patients alive after induction (P = 0.03, P = 0.01, P = 0.01) and on leukemia-free survival (P = 0.006, P < 0.0001, P = 0.003), respectively.

Datos de la publicación

ISSN/ISSNe:
0887-6924, 1476-5551

Leukemia  NATURE PUBLISHING GROUP

Tipo:
Article
Páginas:
1084-1091
PubMed:
25627637
Factor de Impacto:
5,189 SCImago
Cuartil:
Q1 SCImago

Citas Recibidas en Web of Science: 50

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