PMC7784154_01
Ultrasound of the thyroid gland showing heterogenous echogenicity of the tissue parenchyma (A) and increased vascularity (B).
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A thyroid ultrasound revealed heterogenous echogenicity and increased vascularity (Figure 1).
Thyroid scan showing increased pertechnetate uptake.
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A pertechnetate uptake scan showed elevated thyroid uptake, consistent with Graves' disease (Figure 2).
Histopathologic examination of the excised thyroid showed diffuse hyperplasia characterized by prominent scalloping in the thyroid follicles (H&E, 10x).
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Histological diagnosis was Graves' disease (Figure 3).
Histopathologic examination of the thyroid further revealed a background of chronic lymphocytic thyroiditis with lymphoid aggregates complete with germinal centres (H&E, 10x) (A) and oncocytic metaplasia with thyroiditis (H&E, 200x) (B).
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Further analysis revealed chronic lymphocytic thyroiditis and oncocytic metaplasia (Figure 4).