Clinical presentation: a 44-year-old man was referred for an evaluation of a newly discovered nodule.

Palpation: a hard nodule in the left lobe.

Functional state: euthyroidism (TSH-level 3.02 mIU/L).

Ultrasonography: the left lobe was composed of a large hypoechogenic nodular area with microcalcifications and intranodular blood flow.

Cytological diagnosis: papillary cancer.

Histopathology: papillary cancer with intrathyroidal metastasis.