The long-term outcomes of patients with immunoglobulin G4-related sclerosing cholangitis: the Mayo Clinic experience

The long-term outcomes of immunoglobulin G4-related sclerosing cholangitis (IgG4-SC) are not well known. The outcomes of patients with IgG4-SC at Mayo Clinic (1999–2018) were compared to an age- and gender-matched (1:1 ratio) group of patients with primary sclerosing cholangitis (PSC). We identified 89 patients with IgG4-SC; median age at diagnosis was 67 years, 81% were males, and the median follow-up was 5.7 years. Seventy-eight patients...