CTICasesLegionella Pneumonia (L. longbeachae)
Imaging findings
Rapidly progressive right upper lobe consolidation with prominent air bronchograms and lack of frank necrosis.
Key takeaways
Legionella can mimic fungal pneumonia (e.g., mucor) but often exhibits distinct air bronchograms. It can present as a dense or ground-glass opacity. The species L. longbeachae was identified in this patient.
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