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[Peripheral neuropathy possibly caused by amiodarone therapy].

L F Oliveira1, W Oliveira Júnior, F B de Carvalho

  • 1Hospital Osvaldo Cruz-Faculdade de Ciências Médicas de Pernambuco, FESP-UP, Recife, PE.

Arquivos Brasileiros De Cardiologia
|July 1, 1991
PubMed
Summary

A 67-year-old man developed drug-induced neuropathy from amiodarone, a medication for cardiac arrhythmia. Stopping the drug led to significant recovery of his neurological function within months.

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Area of Science:

  • Neurology
  • Cardiology
  • Pharmacology

Background:

  • Amiodarone is a widely used antiarrhythmic drug.
  • Cardiac arrhythmias require long-term management.
  • Drug-induced neuropathies are a known, albeit uncommon, side effect of medications.

Observation:

  • A 67-year-old male patient presented with a mixed sensory-motor neuropathy.
  • The patient had been undergoing treatment with amiodarone for thirteen months for a cardiac arrhythmia.

Findings:

  • The neuropathy was determined to be caused by amiodarone.
  • Discontinuation of amiodarone therapy was followed by a significant improvement in neurological symptoms.
  • Recovery of neurological function was observed within months of drug withdrawal.

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Implications:

  • This case highlights the importance of considering drug-induced causes for neuropathy.
  • Early diagnosis and withdrawal of the offending agent can lead to favorable outcomes in amiodarone-induced neuropathy.
  • Clinicians should maintain awareness of potential neurological side effects associated with amiodarone treatment.