Common location for ectopic thyroid is:

Label the image number 2

Label the image number 3

The thyroid gland is enlarged if the AP measurement of the isthmus is greater than————–

Typically normal parathyroid glands not seen by ultrasound.

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What are the glands that regulate thyroid hormones?

The size of thyroid gland is:

What structure is indicated by #8 on the diagram provided?

—————is incomplete development of the thyroid gland that results in primary congenital hypothyroidism.