Background: Widespread use of ultrasound to assess thyroid disease has led to an increased number of clinically unapparent, nonpalpable nodules being identified. Although many of these nodules are ...

Objective: Conventional fine-needle aspiration biopsy (FNAB) for cystic thyroid nodules (CTNs) has a high rate of nondiagnostic and false-negative results. Ultrasound-guided FNAB (UG-FNAB ...