Malignancy Rates in Thyroid Nodules Classified as Bethesda Categories III and IV: Retrospective Data from a Tertiary Center

摘要

BackgroundThyroid fine needle aspiration (FNA) has a well-established role in the diagnosis of thyroid nodules, and the “Bethesda system for reporting thyroid cytopathology” is used to interpret FNA results. Bethesda categories III and IV encompass varying risks of malignancy. In addition, there is some debate in the literature about how to select among many acceptable treatment approaches.