Immunoglobulin G4-related thyroiditis associated with Graves’ disease: A case report

Autor: Hiroyuki Takahashi, Sabine Kajita, Hiroshi Katoh, Toshihide Matsumoto, Akemi Inoue, Takafumi Sangai, Makoto Saegusa
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: Heliyon, Vol 10, Iss 4, Pp e25843- (2024)
Druh dokumentu: article
ISSN: 2405-8440
DOI: 10.1016/j.heliyon.2024.e25843
Popis: We report a case of immunoglobulin (ig)-g4-related thyroiditis associated with graves’ disease. a 45-year-old man was diagnosed with graves’ disease due to asymptomatic enlarged thyroid gland and high serum levels of thyrotropin receptor antibodies and thyroid hormones. surgical resection of the thyroid gland was performed because of further thyroid gland enlargement and severe fluctuations in the thyroid hormonal levels, despite medical therapy with a combination of an antithyroid drug and a thyroid hormone preparation. macroscopic examination of the resected thyroid gland revealed a grayish-white diffuse swelling, and histopathological findings revealed follicular destruction, chronic inflammatory cell infiltration with diffuse igg4-positive plasma cells (IgG4/IgG >40%), storiform fibrosis, and phlebitis obliterans throughout the thyroid tissue. Additionally, there were small foci of high columnar follicular components with scalloping, resembling Graves' disease. We propose that all patients with Graves’ disease should be evaluated for coexisting IgG4-related thyroiditis to detect ophthalmopathies as soon as possible.
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