Dasatinib and FLAG-IDA Is an Effective Therapy for Initial Myeloid Blast Crisis but Involves a High Risk of Opportunistic Infections

Blast crisis (BC) continues to be the major challenge in the treatment of chronic myeloid leukemia. Best results have been observed in a few patients who were successfully transplanted after returning to chronic phase. Recent studies focus on the combination of chemotherapy with imatinib, but result...

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Main Authors: Jorge Labrador, Gerardo J. Hermida, Rodolfo Alvarez, Victor Anso, Pilar de Vicente, Mercedes Goñi, Tomas Jose Gonzalez-Lopez
Format: Article
Language:English
Published: Wiley 2020-01-01
Series:Case Reports in Hematology
Online Access:http://dx.doi.org/10.1155/2020/8867461
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author Jorge Labrador
Gerardo J. Hermida
Rodolfo Alvarez
Victor Anso
Pilar de Vicente
Mercedes Goñi
Tomas Jose Gonzalez-Lopez
author_facet Jorge Labrador
Gerardo J. Hermida
Rodolfo Alvarez
Victor Anso
Pilar de Vicente
Mercedes Goñi
Tomas Jose Gonzalez-Lopez
author_sort Jorge Labrador
collection DOAJ
description Blast crisis (BC) continues to be the major challenge in the treatment of chronic myeloid leukemia. Best results have been observed in a few patients who were successfully transplanted after returning to chronic phase. Recent studies focus on the combination of chemotherapy with imatinib, but results remain unsatisfactory. Since dasatinib induces deeper and faster responses, a reasonable strategy might be to combine it with chemotherapy, taking into account the alterations in T-cell response induced by dasatinib. However, there are no published studies or case reports supporting the use of dasatinib as first line treatment for initial myeloid BC, and very little is known about infectious complications associated with this drug. Based on this, we present the case of a patient diagnosed with an initial nonlymphoid phenotype BC, who achieved molecular response (MR4.5) with dasatinib and FLAG-IDA, but he suffered a pulmonary aspergillosis, CMV infection, and a CMV reactivation, prior to an allogeneic hematopoietic stem cell transplantation (HSCT). In conclusion, dasatinib and FLAG-IDA is an effective therapy for initial BC. However, a warning call is needed owing to the high risk of opportunistic infections, such as CMV.
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issn 2090-6560
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series Case Reports in Hematology
spelling doaj-art-2b960609bf5243d0b8e1eabe8acbdc772025-02-03T06:43:30ZengWileyCase Reports in Hematology2090-65602090-65792020-01-01202010.1155/2020/88674618867461Dasatinib and FLAG-IDA Is an Effective Therapy for Initial Myeloid Blast Crisis but Involves a High Risk of Opportunistic InfectionsJorge Labrador0Gerardo J. Hermida1Rodolfo Alvarez2Victor Anso3Pilar de Vicente4Mercedes Goñi5Tomas Jose Gonzalez-Lopez6Department of Hematology, University Hospital of Burgos, Burgos, SpainDepartment of Hematology, University Hospital of Burgos, Burgos, SpainDepartment of Hematology, University Hospital of Burgos, Burgos, SpainDepartment of Hematology, University Hospital of Burgos, Burgos, SpainDepartment of Hematology, University Hospital of Burgos, Burgos, SpainDepartment of Hematology, University Hospital of Burgos, Burgos, SpainDepartment of Hematology, University Hospital of Burgos, Burgos, SpainBlast crisis (BC) continues to be the major challenge in the treatment of chronic myeloid leukemia. Best results have been observed in a few patients who were successfully transplanted after returning to chronic phase. Recent studies focus on the combination of chemotherapy with imatinib, but results remain unsatisfactory. Since dasatinib induces deeper and faster responses, a reasonable strategy might be to combine it with chemotherapy, taking into account the alterations in T-cell response induced by dasatinib. However, there are no published studies or case reports supporting the use of dasatinib as first line treatment for initial myeloid BC, and very little is known about infectious complications associated with this drug. Based on this, we present the case of a patient diagnosed with an initial nonlymphoid phenotype BC, who achieved molecular response (MR4.5) with dasatinib and FLAG-IDA, but he suffered a pulmonary aspergillosis, CMV infection, and a CMV reactivation, prior to an allogeneic hematopoietic stem cell transplantation (HSCT). In conclusion, dasatinib and FLAG-IDA is an effective therapy for initial BC. However, a warning call is needed owing to the high risk of opportunistic infections, such as CMV.http://dx.doi.org/10.1155/2020/8867461
spellingShingle Jorge Labrador
Gerardo J. Hermida
Rodolfo Alvarez
Victor Anso
Pilar de Vicente
Mercedes Goñi
Tomas Jose Gonzalez-Lopez
Dasatinib and FLAG-IDA Is an Effective Therapy for Initial Myeloid Blast Crisis but Involves a High Risk of Opportunistic Infections
Case Reports in Hematology
title Dasatinib and FLAG-IDA Is an Effective Therapy for Initial Myeloid Blast Crisis but Involves a High Risk of Opportunistic Infections
title_full Dasatinib and FLAG-IDA Is an Effective Therapy for Initial Myeloid Blast Crisis but Involves a High Risk of Opportunistic Infections
title_fullStr Dasatinib and FLAG-IDA Is an Effective Therapy for Initial Myeloid Blast Crisis but Involves a High Risk of Opportunistic Infections
title_full_unstemmed Dasatinib and FLAG-IDA Is an Effective Therapy for Initial Myeloid Blast Crisis but Involves a High Risk of Opportunistic Infections
title_short Dasatinib and FLAG-IDA Is an Effective Therapy for Initial Myeloid Blast Crisis but Involves a High Risk of Opportunistic Infections
title_sort dasatinib and flag ida is an effective therapy for initial myeloid blast crisis but involves a high risk of opportunistic infections
url http://dx.doi.org/10.1155/2020/8867461
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