Radioactive Iodine Uptake Testing Laboratory Medicine

Updated: Feb 06, 2017
  • Author: Augustine George, MD; Chief Editor: Arlen D Meyers, MD, MBA  more...
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Laboratory Medicine

Laboratory Medicine Summary

Important laboratory values that should be obtained before radioactive iodine uptake testing include the following: [6]

  • TSH
  • Free T4
  • Free T3
  • Pregnancy test