The Bethesda Thyroid Fine-Needle Aspiration Classification System: Year 1 at an Academic Institution

摘要: Background: Fine-needle aspiration (FNA) may be the procedure of choice in preoperative evaluation thyroid nodules, yet it suffers as a modality both because its inherent limitations well variability diagnostic terminology. The National Cancer Institute recently proposed classification system. objective this study was to report our experience using new reporting system review distribution diagnosis categories and evaluate specificity based on cytologic–histologic correlation. Patients Methods: A total 3207 nodules underwent FNA, that is, FNAs from 2468 patients were examined at institution between January 1, 2008 December 31, 2008. All classified prospectively into unsatisfactory, benign, indeterminate (cells undetermined significance), follicular neoplasm (FN), suspicious for malignancy, positive malignancy. Results: these evaluated w...