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[Amiodarone-induced segmental lung infiltration. Radiologic and computed tomographic aspects]
M Friedrich1, E Hoffmann, W Mitlehner
1Abteilung für Radiologie und Nuklearmedizin, Berlin.
Der Radiologe
|October 1, 1989
Summary
Long-term amiodarone (Cordarex) treatment for ventricular tachycardia can cause lung toxicity, leading to infiltrates that mimic other lung diseases. Early radiographic signs are crucial for accurate diagnosis and appropriate management.
Area of Science:
- Pulmonology
- Cardiology
- Radiology
Background:
- Amiodarone (Cordarex) is a common antiarrhythmic drug used for ventricular tachycardia.
- Long-term use can lead to pulmonary toxicity, presenting as lung infiltrates.
- These findings can be misdiagnosed as infections or tumors.
Observation:
- The study presents a case of amiodarone-induced segmental pulmonary infiltration.
- Radiographic and CT findings are detailed.
- Clinical symptoms include dyspnea, cough, and fever.
Findings:
- Segmental lung consolidation or diffuse interstitial infiltrates are key radiographic signs.
- Pulmonary function tests may be abnormal in early stages of diffuse alveolar-fibrosing form.
- Diagnostic procedures include gallium scintigraphy and bronchoscopic biopsy.
Implications:
- Accurate diagnosis of amiodarone-induced lung disease is vital to prevent incorrect treatments.
- Understanding radiological and CT features aids in early detection.
- Complementary diagnostic tools are essential for confirming the diagnosis.