Primary Sclerosing Cholangitis

Primary sclerosing cholangitis. Overview of portal tract and periportal parenchyma. This portal tract shows only mild inflammation; two interlobular bile ducts show clear-cut thickening of their basement membrane, a helpful diagnostic feature. (PAS–diastase stain)

Primary sclerosing cholangitis. Overview of portal tract and periportal parenchyma. This portal tract shows only mild inflammation; two interlobular bile ducts show clear-cut thickening of their basement membrane, a helpful diagnostic feature. (PAS–diastase stain)

Source: Rosai: Surgical Pathology 9th edition