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Acute pulmonary toxicity after low-dose amiodarone therapy.
S Kaushik1, A Hussain, P Clarke
1Department of Cardiothoracic Surgery, The Boston Medical Center and Boston University School of Medicine, Massachussetts 02118, USA.
The Annals of Thoracic Surgery
|November 28, 2001
Summary
A short course of amiodarone caused lung injury in a patient with postoperative atrial fibrillation. This highlights a rare but serious risk of amiodarone-induced pulmonary toxicity even with brief use.
Area of Science:
- Cardiology
- Pulmonology
- Pharmacology
Background:
- Amiodarone is a widely used antiarrhythmic drug.
- Pulmonary toxicity is a known adverse effect of amiodarone, typically associated with long-term, high-dose therapy.
- Ventricular arrhythmias and postoperative atrial fibrillation are common indications for amiodarone use.
Observation:
- This report details a case of amiodarone-induced pulmonary toxicity.
- The patient received a short course of amiodarone therapy.
- The indication for amiodarone was postoperative atrial fibrillation.
Findings:
- Amiodarone-induced pulmonary toxicity occurred despite a short duration of drug exposure.
- This contrasts with the typical presentation of toxicity in patients receiving prolonged, high-dose amiodarone for ventricular arrhythmias.
- The case suggests that pulmonary toxicity can manifest even after brief amiodarone treatment.
Implications:
- Clinicians should be vigilant for amiodarone-induced pulmonary toxicity, regardless of treatment duration.
- This adverse event may occur in patients treated for postoperative atrial fibrillation.
- Early recognition and discontinuation of amiodarone are crucial for managing amiodarone-induced pulmonary toxicity.