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. 2020 Dec 28;7(1):75–79. doi: 10.1016/j.aace.2020.11.021

Fig. 3.

Fig. 3

US of the study patient’s neck showing the evolution of the parathyroid lesion during the follow-ups. A, Neck US performed 1 month after the fine-needle aspiration biopsy, displaying a 14 × 19 × 22 mm mixed lesion apparently embedded in the left thyroid lobe (arrow). B, Neck US performed 6 months after the fine-needle aspiration biopsy, showing a 14 × 19 × 14 mm markedly hypoechoic lesion (arrow). C, After 1 year, the lesion showed a further size reduction, measuring 9 × 10 × 13 mm (arrow). US = ultrasonography.