This inferior end of the duct will then become the pyramidal lobe of the thyroid gland.

But the most of SCTC are diagnosed in one of the thyroid lobes, but not in the pyramidal lobe.

A fibrous or muscular band is sometimes found attached, above, to the body of the hyoid bone, and below to the thyroid isthmus, or its pyramidal lobe.

The pyramidal lobe is the third lobe of conical shape frequently arises from the upper part of the isthmus, or from the adjacent portion of either lobe, but most commonly the left, and ascends as far as the hyoid bone.