Fig. 3From: Membranoproliferative glomerulonephritis with predominant IgG2 and IgG3 deposition in a patient with IgG4-related diseaseElectron microscopic findings. a Mesangial cell proliferation, mesangial matrix increase and mesangial electron dense deposit, and mesangial interposition (arrow) are noted. Subepithelial deposits were not found in the sampled glomeruli. b Diffuse foot process effacement and subendothelial electron dense deposit (arrowhead) are notedBack to article page