ScienceWhen the thyroid starts acting upTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoScience07/22/2017July 22, 2017Surgeon Dr. Thomas Steinmüller is a thyroid expert at the DRK Hospital Berlin Westend. He tells DW when operations are necessary, and what the alternatives are. https://p.dw.com/p/2h9VeAdvertisement