Figures & data
Figure 1. Glomerulus showing mesangial proliferation with cellular crescent formation (periodic acid–Schiff stain, ×400).
![Figure 1. Glomerulus showing mesangial proliferation with cellular crescent formation (periodic acid–Schiff stain, ×400).](/cms/asset/92b94b84-de15-4153-9bc5-bc9918a72a14/irnf_a_541576_f0001_b.gif)
Figure 2. Immunofluorescence staining for IgA showing 2+ granular deposition in mesangium and glomerular capillary loops (original magnification ×400); there is also 2+ staining for C3 in a similar pattern (not shown).
![Figure 2. Immunofluorescence staining for IgA showing 2+ granular deposition in mesangium and glomerular capillary loops (original magnification ×400); there is also 2+ staining for C3 in a similar pattern (not shown).](/cms/asset/e9784d3b-81f8-45b0-80a2-51b9c767c1e3/irnf_a_541576_f0002_b.gif)
Figure 3. Electron microscopy showing electron-dense deposits in the mesangium (original magnification ×8000).
![Figure 3. Electron microscopy showing electron-dense deposits in the mesangium (original magnification ×8000).](/cms/asset/9e48f431-5496-4d70-a755-524eea2339fe/irnf_a_541576_f0003_b.gif)
Table 1. Clinical characteristics of patients with crescentic IgA nephropathy associated with staphylococcal infection described in the literature