Research from the University of Alberta is prompting doctors to re-examine how they treat patients with thyroid cancer in Alberta.
Researchers found patients whose thyroid cancer showed two key features-lymph node metastasis at the time of surgery and an extension of the tumour beyond the thyroid-were much more likely to be disease-free after five years if they were treated with high-dose radioactive iodine. Patients with those same features had a much greater chance of the disease recurring if they were treated with low-dose radioactive iodine.
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