"Pathology "
Expected headings
"Pathology "
"Associations"
"Riedel thyroiditis is a very rare form of autoimmune thyroiditis. It is sometimes considered as a manifestation of a wider systemic disease with fibrosis of the retroperitoneum, mediastinum, as well as lymphocytic infiltration of extraocular orbital muscles, salivary and lacrimal glands 4. All these pathologies are considered manifestations of the same pathology known as IgG4 disease."