Abstract
Bortezomib, a proteasome inhibitor used in the treatment of multiple myeloma, is known to induce an axonal, dose-dependent neuropathy clinically characterized by pain, paresthesias, burning dysesthesias and numbness. In this study, we describe a patient treated with high-dose bortezomib whose main clinical feature was severe sensory ataxia. Electrodiagnostic studies showed, other than axonal changes, myelin involvement.
MeSH terms
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Aged
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Ataxia / drug therapy*
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Ataxia / pathology*
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Ataxia / physiopathology
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Boronic Acids / therapeutic use*
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Bortezomib
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Dose-Response Relationship, Drug
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Humans
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Male
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Myelin Sheath / drug effects
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Myelin Sheath / physiology*
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Neural Conduction / drug effects
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Neural Conduction / physiology
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Protease Inhibitors / therapeutic use*
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Pyrazines / therapeutic use*
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Reaction Time / drug effects
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Reaction Time / physiology
Substances
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Boronic Acids
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Protease Inhibitors
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Pyrazines
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Bortezomib