Spontaneous regression of hepatic inflammatory pseudotumor with primary biliary cirrhosis: Case report and literature review

Figure 2 A: Liver biopsy specimen from the non-tumorous liver. Histopathological findings are consistent with primary biliary cirrhosis. The enlarged portal tract with damaged bile ducts in florid lesion of non-suppurative destructive cholangitis is infiltrated by inflammatory mononuclear cells. H&E, X100. B: Liver biopsy specimen shows clear-cut boundary between the “tumor” and liver parenchyma. Azan-Mallory, ×100. C:The “tumor” is composed of chronic inflammatory cells including lymphocytes and plasma cells. H&E, × 400. D: The “tumor” is composed of fibrous tissue, thick hyalinized collagen bundles with disappearance of liver parenchyma. H&E, ×400.