CTICasesPulmonary Nocardiosis in a post-transplant patient
Imaging findings
CT scan of a bone marrow transplant recipient shows a dense middle lobe consolidation with central necrosis/cavitation, lacking prominent air bronchograms.
Key takeaways
Nocardia is a filamentous bacterium that behaves like a fungus on imaging, presenting as dense, necrotic, or cavitating nodules and masses. It is a recognized pathogen in immunocompromised hosts, particularly after neutrophil recovery.
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