Clinical presentation: a 34-year-old woman was referred for an evaluation of a nodular goiter detected on a routine physical examination.

Palpation: there was a nodule in the right lobe.

Hormonal investigation: indicated hypothyroidism with TSH-level 15.6 mIU/L, FT4 8.8 pM/L.

Ultrasonography: revealed hypoechogenic inhomogeneous thyroids. There was a moderately hyperechogenic nodule in the left lobe. The nodule presented a halo sign and perinodular blood flow.

Cytology: Hashimoto's thyroiditis.

 

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