What is the role of color flow Doppler ultrasonography in the diagnosis of amiodarone-associated thyroid dysfunction?

Updated: Aug 28, 2020
  • Author: Mini Gopalan, MD; Chief Editor: Romesh Khardori, MD, PhD, FACP  more...
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Color flow Doppler ultrasonography visualizes the amount of blood flow within the thyroid. However, the accuracy of this tool is limited by the proficiency of the sonographer.

  • Pattern 0 (absent vascularity, gland destruction) is associated with type 2 AIT.

  • Patterns 1-3 (with vascularity) are associated with type 1 AIT.

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