IgG4-related sclerosing cholangitis in the absence of autoimmune pancreatitis mimicking extrahepatic cholangiocarcinoma
Lin J, Cummings OW, Greenson JK, House MG, Liu X, Nalbantoglu I, Pai R, Davidson DD, Reuss SA. IgG4-related sclerosing cholangitis in the absence of autoimmune pancreatitis mimicking extrahepatic cholangiocarcinoma. Scandinavian Journal Of Gastroenterology 2015, 50: 447-453. PMID: 25635498, DOI: 10.3109/00365521.2014.962603.Peer-Reviewed Original ResearchConceptsIgG4-positive plasma cells/high-power fieldPlasma cells/high-power fieldHigh-power fieldCells/high power fieldAutoimmune pancreatitisExtrahepatic cholangiocarcinomaSclerosing cholangitisClinicopathological featuresBile duct injuryLymphoid follicle formationPrimary sclerosing cholangitisSecondary sclerosing cholangitisDense lymphoplasmacytic infiltrateEvidence of relapseExtrahepatic bile ductIgG4 serologyDuct injuryLymphoplasmacytic infiltrateRetroperitoneal fibrosisBenign courseBile ductPreoperative diagnosisCholangitisHigh percentageIgG4