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[Thoracic actinomycosis: diagnostic pitfalls and therapeutic considerations]
A Bastian1, B Khanavkar, A Scherff
1Thoraxzentrum Ruhrgebiet, Standort Bochum, Klinik für Pneumologie, Infektiologie und Beatmungsmedizin. andreas.bastian@rub.de
Pneumologie (Stuttgart, Germany)
|February 17, 2009
Summary
Thoracic actinomycosis can mimic lung or mediastinal cancer. Early diagnosis via bronchoscopy or surgery and antibiotic treatment (ampicillin/sulbactam) are crucial for successful outcomes in these rare infections.
Area of Science:
- Infectious Diseases
- Pulmonology
- Thoracic Surgery
Background:
- Thoracic actinomycosis is a rare bacterial infection often misdiagnosed as malignancy.
- Differential diagnosis of pulmonary and mediastinal masses requires consideration of infectious etiologies.
Observation:
- A 76-year-old male presented with pulmonary and endobronchial actinomycosis and broncholithiasis, diagnosed via bronchoscopy.
- A 36-year-old male presented with extensive thoracic actinomycosis involving pleura, pericardium, mediastinum, and lungs, complicated by constrictive pericarditis and superior vena cava syndrome.
Findings:
- Both patients were successfully treated with ampicillin/sulbactam.
- Diagnosis in the second patient was confirmed during cardiac surgery with therapeutic pericardectomy.
Implications:
- Actinomycosis should be included in the differential diagnosis of thoracic masses to prevent misdiagnosis and unnecessary invasive procedures.
- Individualized treatment strategies are essential for managing complex thoracic actinomycosis cases.
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