Fine-needle aspiration biopsy of the thyroid nodule is a procedure in which a small sample of cells is obtained from a thyroid nodule with the aid of a thin needle under ultrasound guidance.

Fine-needle aspiration biopsy (FNAB) is the most effective test for determining if a thyroid mass is cancerous or not, and it has a 97% accuracy rate. This simple outpatient procedure involves a small ...

Ultrasonography revealed a circumscribed hypoechoic area bilaterally in each lobe of the thyroid, and fine-needle aspiration biopsy showed diffuse monotonous infiltration of small- to medium-sized ...

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 ...

Ultrasound will identify very small nodules that you would ... Sometimes, thyroid ultrasound is combined with thyroid biopsy (also called fine-needle aspiration or FNA). This may be needed if ...

Ultrasound-guided fine-needle aspiration (FNA) has long been used as a safe and effective way to evaluate thyroid nodules in adults, usually without sedation. Less is known about the safety and ...