Successful Treatment of Early Relapsed High-Risk AML After Allogeneic Hematopoietic Stem Cell Transplantation With Biomodulatory Therapy

Kattner, Anna-Sophia and Holler, Ernst and Herr, Wolfgang and Reichle, Albrecht and Wolff, Daniel and Heudobler, Daniel (2020) Successful Treatment of Early Relapsed High-Risk AML After Allogeneic Hematopoietic Stem Cell Transplantation With Biomodulatory Therapy. FRONTIERS IN ONCOLOGY, 10: 443. ISSN 2234-943X,

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Abstract

Early relapse of acute myeloid leukemia (AML) after allogeneic hematopoietic stem cell transplantation (allo-HSCT) is an often unsuccessful therapeutic challenge. Since treatment options are few and efficacy is low, new approaches such as de novo allo-HSCT, targeted therapies and biomodulatory drugs have been developed, albeit prognosis is very poor. In this manuscript we present an unusual case of a patient with high-risk AML with an unbalanced jumping translocation and FLT3-TKD (low) mutation who presented with early relapse (FLT3 negative) after allo-HSCT, refractory to one cycle of azacytidine and discontinuation of immunosuppression (IS). As salvage therapy, the patient received a biomodulatory therapy consisting of low-dose azacytidine 75 mg/day (given s.c. d1-7 of 28), pioglitazone 45 mg/day orally, and all-trans-retinoic acid (ATRA) 45 mg/m(2)/day orally achieving a complete remission after two cycles of therapy. Even after cessation of treatment after 5 cycles, the patient remained in complete remission with full chimerism in peripheral blood and bone marrow for another 7 months. In conclusion, we report about an unusual case of long-lasting complete remission of early relapsed high-risk AML after allo-HSCT treated with azacytidine, pioglitazone and ATRA after standard of care treatment with HMA and discontinuation of IS failed.

Item Type: Article
Uncontrolled Keywords: ACUTE MYELOID-LEUKEMIA; PROGNOSTIC VALUE; MUTATIONS; FLT3; IDENTIFICATION; CHEMOTHERAPY; DIAGNOSIS; RESPONSES; ADULTS; D835; acute myeloid leukemia; relapse; allogeneic stem cell transplantation; biomodulatory treatment; anakoinosis
Subjects: 600 Technology > 610 Medical sciences Medicine
Divisions: Medicine > Lehrstuhl für Innere Medizin III (Hämatologie und Internistische Onkologie)
Depositing User: Dr. Gernot Deinzer
Date Deposited: 26 Mar 2021 08:36
Last Modified: 26 Mar 2021 08:36
URI: https://pred.uni-regensburg.de/id/eprint/44708

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