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. Author manuscript; available in PMC: 2017 Jul 12.
Published in final edited form as: Annu Rev Pathol. 2013 Jan 24;8:139–160. doi: 10.1146/annurev-pathol-011811-132453

Figure 1.

Figure 1

Segmental acute necrotizing ANCA-associated vasculitis lesions with (ac) fibrinoid necrosis (hematoxylin and eosin stain) (large arrow) and (a,c) leukocytoclasia (small arrow). (a,b) The inflammatory infiltrate includes a mixture of neutrophils and mononuclear leukocytes. (c,d ) A Masson trichrome stain is useful in distinguishing between (b) acute segmental fibrinoid necrosis and (d) chronic segmental sclerosis.