What is the long-term monitoring for radioiodine scintiscan in patients with papillary thyroid carcinoma (PTC)?

Updated: Jun 18, 2020
  • Author: Ponnandai S Somasundar, MD, MPH, FACS; Chief Editor: Neetu Radhakrishnan, MD  more...
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Answer

Repeat the radioiodine scintiscan 6-12 months after ablation and every 2 years thereafter. Before the scan, levothyroxine must be withdrawn for approximately 4-6 weeks to maximize thyrotropin stimulation of the any remaining thyroid tissue.


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