The Bethesda System for Reporting Thyroid Cytopathology: A Cytohistological Study

Table 4

Comparison of risk of neoplasm of our study with another study by Wu et al. [20].

Bethesda category	Risk of neoplasm of our study (%) (n = 100/646)	Risk of neoplasm in a study by Wu et al. (%) (n = 221/1382)
I—nondiagnostic	0	24
II—benign	14.1	14
III—AUS/FLUS	100	44
IV—FN/SFN	81.8	67
V—SFM	100	77
VI—malignant	100	100