Henoch Schonlein Purpura as a Cause of Renal Failure in an Adult

Figure 1

(a) Glomerulus with nodularity, mesangial hypercellularity, and increased mesangial matrix; no crescents were identified (H&E 200x). (b) A segment of the glomerulus showing fibrinoid necrosis and karyorrhexis (arrow) (H&E 400x). (c) Immunofluorescence microscopy showed strong granular IgA staining of mesangial regions and capillary walls (200x). (d) Electron microscopy showed subendothelial electron-dense deposits (arrows) (8000x).

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