Figure 2From: Pulmonary renal syndrome in a child with coexistence of anti-neutrophil cytoplasmic antibodies and anti-glomerular basement membrane disease: case report and literature review Light microscopy and immunofluorescent findings on renal biopsy. (a) Fibrinoid necrosis of GBM, cellular crescentic formation, and slight periglomerular limpho-monocytic infiltration (PAS, ×400); (b) Immunofluorescence: fine linear pattern along GBM stained with anti IgG antibody (×200).Back to article page