Figure 2. (A) A sagittal CT of the neck shows a thyroid mass; (B) an axial CT of the neck shows a bilateral thyroid mass; and (C) a coronal CT of the neck shows a bilateral thyroid mass.

A: The green arrow shows a thyroid mass with no retrosternal extension; B: The orange arrow shows a bilateral thyroid mass with a significant mass effect on the trachea; and C: The red arrow shows a bilateral thyroid mass with a significant mass effect on the trachea.