Nilotinib-Induced Dystonia and Cognitive Deficits in a Neurologically Normal Patient with Chronic Myeloid Leukemia

Nilotinib is a tyrosine kinase inhibitor used to treat patients with chronic myeloid leukemia (CML). This agent is also being studied in neurodegenerative disorders including Parkinson disease. Studies have shown that nilotinib may decrease the accumulation of parkin substrates and decrease the loss...

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Main Authors: Justine Chan, Paarth Shah, Guillermo Moguel-Cobos
Format: Article
Language:English
Published: Wiley 2019-01-01
Series:Case Reports in Neurological Medicine
Online Access:http://dx.doi.org/10.1155/2019/3679319
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author Justine Chan
Paarth Shah
Guillermo Moguel-Cobos
author_facet Justine Chan
Paarth Shah
Guillermo Moguel-Cobos
author_sort Justine Chan
collection DOAJ
description Nilotinib is a tyrosine kinase inhibitor used to treat patients with chronic myeloid leukemia (CML). This agent is also being studied in neurodegenerative disorders including Parkinson disease. Studies have shown that nilotinib may decrease the accumulation of parkin substrates and decrease the loss of dopaminergic cells. The use of nilotinib in neurologic disorders is relatively new, and little information about this use has been published. We report on a patient receiving nilotinib for CML. The patient had no previous neurologic deficits, and developed intermittent dystonic posturing of the left upper extremity and cognitive impairment after she began nilotinib treatment. The mechanisms behind this adverse effect are not clear; however, her symptoms began after nilotinib was introduced, decreased with dose reduction, stopped with its cessation, and re-emerged when the medication was restarted. To our knowledge, this is the first reported patient with neurologic symptoms secondary to nilotinib use.
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spelling doaj-art-04fe792e395643f88b059f94f1463e312025-02-03T01:23:44ZengWileyCase Reports in Neurological Medicine2090-66682090-66762019-01-01201910.1155/2019/36793193679319Nilotinib-Induced Dystonia and Cognitive Deficits in a Neurologically Normal Patient with Chronic Myeloid LeukemiaJustine Chan0Paarth Shah1Guillermo Moguel-Cobos2Department of Neurology, Barrow Neurological Institute, St. Joseph’s Hospital and Medical Center, Phoenix, AZ, USADepartment of Neurology, Barrow Neurological Institute, St. Joseph’s Hospital and Medical Center, Phoenix, AZ, USADepartment of Neurology, Barrow Neurological Institute, St. Joseph’s Hospital and Medical Center, Phoenix, AZ, USANilotinib is a tyrosine kinase inhibitor used to treat patients with chronic myeloid leukemia (CML). This agent is also being studied in neurodegenerative disorders including Parkinson disease. Studies have shown that nilotinib may decrease the accumulation of parkin substrates and decrease the loss of dopaminergic cells. The use of nilotinib in neurologic disorders is relatively new, and little information about this use has been published. We report on a patient receiving nilotinib for CML. The patient had no previous neurologic deficits, and developed intermittent dystonic posturing of the left upper extremity and cognitive impairment after she began nilotinib treatment. The mechanisms behind this adverse effect are not clear; however, her symptoms began after nilotinib was introduced, decreased with dose reduction, stopped with its cessation, and re-emerged when the medication was restarted. To our knowledge, this is the first reported patient with neurologic symptoms secondary to nilotinib use.http://dx.doi.org/10.1155/2019/3679319
spellingShingle Justine Chan
Paarth Shah
Guillermo Moguel-Cobos
Nilotinib-Induced Dystonia and Cognitive Deficits in a Neurologically Normal Patient with Chronic Myeloid Leukemia
Case Reports in Neurological Medicine
title Nilotinib-Induced Dystonia and Cognitive Deficits in a Neurologically Normal Patient with Chronic Myeloid Leukemia
title_full Nilotinib-Induced Dystonia and Cognitive Deficits in a Neurologically Normal Patient with Chronic Myeloid Leukemia
title_fullStr Nilotinib-Induced Dystonia and Cognitive Deficits in a Neurologically Normal Patient with Chronic Myeloid Leukemia
title_full_unstemmed Nilotinib-Induced Dystonia and Cognitive Deficits in a Neurologically Normal Patient with Chronic Myeloid Leukemia
title_short Nilotinib-Induced Dystonia and Cognitive Deficits in a Neurologically Normal Patient with Chronic Myeloid Leukemia
title_sort nilotinib induced dystonia and cognitive deficits in a neurologically normal patient with chronic myeloid leukemia
url http://dx.doi.org/10.1155/2019/3679319
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AT paarthshah nilotinibinduceddystoniaandcognitivedeficitsinaneurologicallynormalpatientwithchronicmyeloidleukemia
AT guillermomoguelcobos nilotinibinduceddystoniaandcognitivedeficitsinaneurologicallynormalpatientwithchronicmyeloidleukemia