Abstract
OBJECTIVE. Thoracic actinomycosis is a chronic suppurative pulmonary or endobronchial infection caused by Actinomyces israelii, a gram-positive anaerobic organism. We present the CT features of thoracic actinomycosis with histopathologic correlation. CONCLUSION. The typical CT feature of parenchymal actinomycosis is a chronic segmental air-space consolidation containing necrotic low-attenuation areas with frequent cavity formation. A broncholith can be secondarily infected with Actinomyces organisms, resulting in endobronchial actinomycosis. It usually manifests as a proximal endobronchial calcification associated with distal obstructive pneumonia.
Original language | English |
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Pages (from-to) | 225-231 |
Number of pages | 7 |
Journal | American Journal of Roentgenology |
Volume | 186 |
Issue number | 1 |
DOIs | |
State | Published - Jan 2006 |
Keywords
- Broncholithiasis
- CT
- Endobronchial actinomycosis
- Thoracic actinomycosis