Endocrine Abstracts

Background and aims: The use of serum calcitonin to screen patients with nodular thyroid disease for medullary thyroid cancer (MTC) remains controversial due to conflicting data regarding its sensitivity, specificity and cost effectiveness. Currently, the use of calcitonin is recommended by the European consensus group but not the American Thyroid Association. We aimed to formally evaluate the utility of calcitonin as a screening tool for MTC in patients presenting to the thyr...