Chronic Myeloid Leukemia in a Patient Receiving Tofacitinib: A Case Report and Literature Review

Background. Tofacitinib is a new oral Janus kinase inhibitor that has shown promising clinical benefit in various rheumatologic diseases. However, many concerns related to the development of malignancies have been reported with its use. Case Presentation. A 43-year-old female patient received tofaci...

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Main Authors: Georgio Medawar, Joseph Chahrouri, Rabih Said
Format: Article
Language:English
Published: Wiley 2019-01-01
Series:Case Reports in Rheumatology
Online Access:http://dx.doi.org/10.1155/2019/2814504
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author Georgio Medawar
Joseph Chahrouri
Rabih Said
author_facet Georgio Medawar
Joseph Chahrouri
Rabih Said
author_sort Georgio Medawar
collection DOAJ
description Background. Tofacitinib is a new oral Janus kinase inhibitor that has shown promising clinical benefit in various rheumatologic diseases. However, many concerns related to the development of malignancies have been reported with its use. Case Presentation. A 43-year-old female patient received tofacitinib for refractory rheumatoid arthritis (RA). Two years after 5 mg bid daily dosing, the patient developed chronic myelogenous leukemia (CML), for which she received imatinib and tofacitinib was discontinued. She then remained in remission for rheumatoid arthritis and within the expected milestone outcome for her CML. Conclusion. This is the first reported case of CML after the use of tofacitinib. This event is of particular interest knowing the possible benefits tofacitinib carries in the treatment of CML demonstrated in a few studies.
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institution Kabale University
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publisher Wiley
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series Case Reports in Rheumatology
spelling doaj-art-61eba896ab814a65a382a256512bf6062025-02-03T01:03:10ZengWileyCase Reports in Rheumatology2090-68892090-68972019-01-01201910.1155/2019/28145042814504Chronic Myeloid Leukemia in a Patient Receiving Tofacitinib: A Case Report and Literature ReviewGeorgio Medawar0Joseph Chahrouri1Rabih Said2Internal Medicine Department, St George Hospital University Medical Center and the University of Balamand, Beirut, LebanonInternal Medicine Department, St George Hospital University Medical Center and the University of Balamand, Beirut, LebanonInternal Medicine Department, St George Hospital University Medical Center and the University of Balamand, Beirut, LebanonBackground. Tofacitinib is a new oral Janus kinase inhibitor that has shown promising clinical benefit in various rheumatologic diseases. However, many concerns related to the development of malignancies have been reported with its use. Case Presentation. A 43-year-old female patient received tofacitinib for refractory rheumatoid arthritis (RA). Two years after 5 mg bid daily dosing, the patient developed chronic myelogenous leukemia (CML), for which she received imatinib and tofacitinib was discontinued. She then remained in remission for rheumatoid arthritis and within the expected milestone outcome for her CML. Conclusion. This is the first reported case of CML after the use of tofacitinib. This event is of particular interest knowing the possible benefits tofacitinib carries in the treatment of CML demonstrated in a few studies.http://dx.doi.org/10.1155/2019/2814504
spellingShingle Georgio Medawar
Joseph Chahrouri
Rabih Said
Chronic Myeloid Leukemia in a Patient Receiving Tofacitinib: A Case Report and Literature Review
Case Reports in Rheumatology
title Chronic Myeloid Leukemia in a Patient Receiving Tofacitinib: A Case Report and Literature Review
title_full Chronic Myeloid Leukemia in a Patient Receiving Tofacitinib: A Case Report and Literature Review
title_fullStr Chronic Myeloid Leukemia in a Patient Receiving Tofacitinib: A Case Report and Literature Review
title_full_unstemmed Chronic Myeloid Leukemia in a Patient Receiving Tofacitinib: A Case Report and Literature Review
title_short Chronic Myeloid Leukemia in a Patient Receiving Tofacitinib: A Case Report and Literature Review
title_sort chronic myeloid leukemia in a patient receiving tofacitinib a case report and literature review
url http://dx.doi.org/10.1155/2019/2814504
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