Mycoplasma pneumoniae Infection Associated C3 Glomerulopathy Presenting as Severe Crescentic Glomerulonephritis

Figure 1

Microscopic images of the renal biopsy (H&E). (a) The biopsy was composed of two cores of renal tissue (40x). (b) It showed diffuse endocapillary proliferative glomerulonephritis with epithelial crescents (arrow) (100x). (c) Some glomeruli showed neutrophil infiltration (arrow) (400x) and (d) necrotizing lesions (arrow) (400x).