CTICasesGranulomatosis with polyangiitis
Imaging findings
Chest CT shows a thick-walled cavitary nodule in the right apex, alongside several smaller solid nodules and progressive, widespread consolidation in the left lung base representing pulmonary hemorrhage.
Key takeaways
Granulomatosis with polyangiitis is a systemic vasculitis that commonly presents as multiple pulmonary nodules (which frequently cavitate and have thick, irregular walls) and diffuse alveolar hemorrhage from capillaritis.
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