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Fig. 1 | BMC Rheumatology

Fig. 1

From: A rare case of Polyarteritis Nodosa associated with autoimmune hepatitis: a case report

Fig. 1

a Liver needle biopsy showing marked interface activity with lymphoplasmacytic inflammation and apoptotic hepatocytes (H&E stain × 400 magnification). b Small bowel with extensive ischemic necrosis and fibrinopurulent exudate on the mucosal surface (H&E stain × 200 magnification). c Medium sized muscular blood vessel with fibrinoid necrosis and neutrophilic inflammation of the vessel wall (H&E stain × 100 magnification). d Small capillary with thrombotic microangiopathy and acute inflammation with leukocytoclastic-like inflammatory response (H&E stain × 400 magnification)

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