Leukemia Research Reports (Jan 2019)

Successful outcome of second allogeneic bone marrow transplantation for blastic plasmacytoid dendritic cell neoplasm with MYC locus rearrangement

  • Takeharu Kato,
  • Hidehiro Itonaga,
  • Jun Taguchi,
  • Junya Makiyama,
  • Machiko Fujioka,
  • Masataka Taguchi,
  • Makiko Horai,
  • Yasushi Sawayama,
  • Daisuke Niino,
  • Yoshitaka Imaizumi,
  • Tomoko Hata,
  • Shinichiro Yoshida,
  • Kana Sakamoto,
  • Kengo Takeuchi,
  • Koichi Ohshima,
  • Yasushi Miyazaki

Journal volume & issue
Vol. 11
pp. 31 – 33

Abstract

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A 62-year-old male was diagnosed with blastic plasmacytoid dendritic cell neoplasm (BPDCN) with a MYC rearrangement. Four months after the first unrelated bone marrow transplantation (BMT), he developed the relapsed BPDCN. After the achievement of partial remission following re-induction therapy, he underwent a second BMT from another unrelated donor, and experienced complete remission with grade II acute graft-versus-host disease and moderate chronic graft-versus-host disease. He remains alive in complete remission more than 71 months after the second BMT. These results suggested that donor change at the second transplantation may represent a considerable therapeutic option for patients with relapsed BPDCN. Keywords: Blastic plasmacytoid dendritic cell neoplasm, Allogeneic hematopoietic stem cell transplantation, Donor change, MYC rearrangement