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J Hematop. 2018 Sep;11(3):67-74. doi: 10.1007/s12308-018-0329-z. Epub 2018 Aug 09.

High-Risk Acute Promyelocytic Leukemia with Unusual T/Myeloid Immunophenotype Successfully Treated with ATRA and Arsenic Trioxide-Based Regimen.

Journal of hematopathology

Zeba N Singh, Vu H Duong, Rima Koka, Ying Zou, Sameer Sawhney, Li Tang, Maria R Baer, Nicholas Ambulos, Firas El Chaer, Ashkan Emadi

Affiliations

  1. Department of Pathology, University of Maryland School of Medicine.
  2. Department of Medicine, University of Maryland School of Medicine.
  3. University of Maryland Greenebaum Comprehensive Cancer Center Baltimore, MD, USA.
  4. Department of Pharmacology, University of Maryland School of Medicine.

PMID: 30294391 PMCID: PMC6171103 DOI: 10.1007/s12308-018-0329-z

Abstract

We describe two patients with acute promyelocytic leukemia (APL) with an unusual immunophenotype with co-expression of myeloperoxidase (MPO) with cytoplasmic CD3 (cCD3) representing myeloid and T-lineage differentiation. Both harbored

Keywords: acute promyelocytic leukemia (APL); all-trans retinoic acid (ATRA); arsenic trioxide (ATO); measurable (minimal) residual disease (MRD); mixed phenotype acute leukemia (MPAL)

Conflict of interest statement

Conflict-of-interest disclosure: The authors declare no competing financial interests.

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