Riedel’s Fibrosing Thyroiditis Associated with Elevated Serum IgG4 Levels
International Journal of Case Reports in Medicine
Immunoglobulin G4-related sclerosing disease (IgG4-SD), also referred to as IgG4-related disease, is a newly described disease characterized by an infiltration of IgG4+ plasma cells in the early stages of the affection of an organ. Well documented in the pancreas and then detected in other organs,…