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Well-defined mature cartilage surrounded by thyroid tissue (H&E, x100).
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Microscopic examination of the thyroid nodule revealed a well-defined mature cartilage, surrounded by unremarkable thyroid tissue (Fig. 1).
Thyroid tissue (up, labeled with a star), thymic tissue (labeled with an arrow), and parathyroid tissue (labeled with a circle) (H&E, x40).
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Sections examined from the smaller separate tissue pieces revealed mature thymic and parathyroid tissues with tiny focus of thyroid follicles (Figs. 2 and 3).
Thymic tissue (top) and parathyroid tissue (bottom) (H&E, x200).
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Sections examined from the smaller separate tissue pieces revealed mature thymic and parathyroid tissues with tiny focus of thyroid follicles (Figs. 2 and 3).