However, leiomyomas in the sternothyroid, or other strap muscles, are extremely rare. A person with leiomyoma in their sternothyroid muscle may feel a mass in their neck. The size of the mass may ...

The ultrasound appearance of the papillary thyroid carcinoma in the left lobe suggested extrathyroidal extension into the strap muscle. A CT scan of the neck and chest was performed to assist in ...

A CT scan performed two years prior to evaluation showed a 3 x 6.7 x 7.7 cm midline fat mass in the anterior neck between the strap muscles and the trachea (see Figure 2).