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Fig. 2 | Canadian Journal of Kidney Health and Disease

Fig. 2

From: Recognizing IgG4-related tubulointerstitial nephritis

Fig. 2

IgG4-related membranous glomerulonephropathy. a Periodic acid-Schiff (PAS) stain of a case of clinically confirmed IgG4-related kidney disease (IgG4-RKD, same patient as in Fig. 1), showing a membranous pattern of glomerulonephropathy with occasional plasma cells in the mesangium. b IgG4 immunohistochemistry confirming several IgG4 expressing plasma cells in the glomerulus. c Electron microscopy demonstrating subepithelial electron dense deposits, consistent with membranous glomerulonephropathy

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