Endocrine Abstracts

Although the vast majority of thyroid nodules are benign, evaluation by ultrasound-guided fine needle aspiration (FNA) biopsy is usually necessary to exclude underlying malignancy. Partially in recognition of reported variability in FNA sensitivity and specificity, the 2007 British Thyroid Association (BTA) guidelines recommended two benign results 3–6 months apart to exclude neoplasia. The 2014 BTA guidance states that a second FNA is not required for nodules with benign...