Application of GATA 3 and TTF‐1 in differentiating parathyroid and thyroid nodules on cytology specimens

Background Differentiating parathyroid from thyroid lesions can be difficult on fine‐needle aspiration (FNA) due to overlapping cytomorphologic features. While the traditional parathyroid hormone (PTH) assays can help in the distinction, these tests may be cumbersome, particularly when the lesion is...

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