Immunoglobulin G4-associated cholangitis

Immunoglobulin G4-associated cholangitis is a recently identified clinical entity characterized by infiltration of immunoglobulin G4 -bearing plasma cells in bile ducts and other affected tissues. This review is focused mainly on the most recent studies published during the last 2 years that have increased our understanding of this clinical entity.Investigations concerning the immune mechanisms, liver histology in immunoglobulin G4-associated...