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Treatment of Philadelphia chromosome-positive acute lymphoblastic leukemia

  • A K Fielding
  • , G A Zakout

Research output: Contribution to journal › Review article › peer-review

Abstract

Philadelphia chromosome-positive acute lymphoblastic leukemia (Ph+ ALL) is characterized by expression of oncogenic fusion product BCR-ABL1, resulting from reciprocal translocation between chromosomes 9 and 22 [t(9;22)(q34;q11.2)]. Previously perceived to confer poor outcome with at least 10 % lower chance of remission than standard-risk ALL. With the advent of targeted BCR-ABL specific tyrosine-kinase inhibitors (TKIs), higher remission rates were achieved, thus allowing more patients to proceed with the definitive treatment modality--allogeneic hematopoietic stem cell transplantation (alloHSCT). Prime challenges to treatment of Ph+ ALL include appropriate integration of TKIs into remission induction chemotherapeutic regimes, appropriate understanding and implementation of BCR-ABL monitoring for guiding therapeutic intervention(s), and minimizing transplant-related toxicities.

Original languageEnglish
Pages (from-to)98-108
Number of pages11
JournalCurrent hematologic malignancy reports
Volume8
Issue number2
DOIs
Publication statusPublished - Jun 2013

Keywords

  • Antineoplastic Agents/therapeutic use
  • Combined Modality Therapy
  • Hematopoietic Stem Cell Transplantation
  • Humans
  • Leukemia, Myelogenous, Chronic, BCR-ABL Positive/therapy
  • Protein Kinase Inhibitors/therapeutic use
  • Remission Induction/methods

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