Clinical data: a 37-year-old man was referred for aspiration cytology of a thyroid nodule discovered on evaluation of hoarseness that lasted for 3 months. No cause for the hoarseness was revealed.

Palpation: a not firm nodule in the isthmus.

Functional state: euthyroidism (TSH 0.91 mIU/L).

The lesion in question was found in the isthmus.