Objective: To show the benefits of fine-needle aspiration biopsy (FNAB) in managing thyroid nodules.
Methods: As a retrospective study, reports of 888 FNABs of the thyroid performed during a period of 11 years (1996-2007) at Tehran University of Medical Sciences, Sina Hospital and Endocrine Clinic, Tehran, Iran were reviewed. Histological diagnoses were available for 182 cases, and we compared cytological diagnoses of FNAB with pathologic reports.