Clinical presentation: a 35-year-old woman was referred for an evaluation of a nodule discovered on screening.

Palpation: a nodule in the left lobe.

Hormonal examination indicated euthyroidism with TSH 1.43 mIU/L.

Ultrasonography revealed a solitary hypoechogenic nodule in the left lobe with halo sign and perinodular blood flow.

FNAC: Hürthle-cell tumor with follicular structure.

Scintigraphy indicated a "cold" nodule.

Histopathology disclosed minimally invasive follicular cancer. The proportion of Hürthle-cells did not exceed 10%.

 

 

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