Fig. 4From: Goodpasture’s syndrome with absence of circulating anti-glomerular basement membrane antibodies: a case reportLight microscopy on renal biopsy (hematoxylin eosin stain, ×400). Fibrinoid necrosis (black arrow) was seen in glomeruli (19 glomeruli were examined), and there were cellular crescents in 26 % of glomeruliBack to article page