Clinical data: a 79-year-old woman was referred for an evaluation of a nodular goiter. Both thyroids gradually increased over the last 3 years and caused difficulties in swallowing.

Palpation: an enlarged multinodular goiter with a moderately firm nodule in the upper part of the right lobe, an elastic nodule in the lower part of the right lobe. The left thyroid was hard and nodular on palpation.

Functional state: euthyroidism (TSH-level 2.38 mIU/L, FT4 17.0 pM/L).

The lesion in question is located in the left lobe.