Comparison of Ultrasound-Guided Fine-Needle Cytology Quality in Thyroid Nodules with 22-, 23-, and 25-Gauge Needles

Figure 1

Fine needles used in the present study: 25 G with length of 37 mm (a), 23 G with length of 37 mm (b), and 22 G with length of 31 mm (c).

(a)

(b)

(c)