Isolated IgG4-related sclerosing cholangitis with normal serum IgG4 levels-A case report.

Yan-Yun Shu Juanjuan Cheng Jin Ye Xiao-Li Pan

Published in: Clinical case reports (2020)

The isolated IgG4-SC that absent from AIP is quite rare and difficult to diagnose. We presented a case of isolated IgG4-SC with the normal serum IgG4 which was hard to differentiate with cholangiocarcinoma. Under such circumstances, liver pathology has a pivotal role in the diagnosis.

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