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Thyroid ultrasound

Ultrasound image of a normal thyroid and one with a thyroid nodule

Image courtesy of Intermountain Medical Imaging, Boise, Idaho.

A thyroid ultrasound uses sound waves to show the size and shape of the thyroid gland. It is done to see if the thyroid gland is enlarged and to look for thyroid nodules.

Current as of: December 2, 2020

Author: Healthwise Staff
Medical Review:
E. Gregory Thompson MD - Internal Medicine
Adam Husney MD - Family Medicine
Kathleen Romito MD - Family Medicine