Case Reports in Nephrology / 2015 / Article / Fig 2

Case Report

A Case of Concurrent MPO-/PR3-Negative ANCA-Associated Glomerulonephritis and Membranous Glomerulopathy

Figure 2

(a) Fibrocellular crescent in Bowman’s space with significant collapse of glomerular tufts and the presence of glomerular-fibrinoid necrosis (Masson-trichrome stain). (b) GBM thickening including spike and bubbling formations in the subepithelial lesions (PAM stain). (c) Granular staining for IgG along glomerular capillary walls (IgG immunofluorescence stain). (d) Electron-dense deposits in the subepithelial lesions (electron microscopy).
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