Fig. 2From: Comparative investigation of respiratory tract involvement in granulomatosis with polyangiitis between PR3-ANCA positive and MPO-ANCA positive cases: a retrospective cohort studyRepresentative photographs of computed tomography (CT) scans. a Initial CT scan of 63 y.o. male positive for PR3-ANCA shows a solitary nodule and wall thickning of lobar bronchi. b Initial high-resolution CT scan of 66 y.o female positive for MPO-ANCA shows several nodules, ground glass opacity, wall thickning of lobar and segmental bronchi, and pleural effusionBack to article page