Table 3. ACR TI-RADS categories for surgical thyroid nodules.
ACR TI-RADS | Malignant (n=978) | Benign (n=58) | ROM (%) |
---|---|---|---|
TI-RADS 2 | 0 | 9 | 0 |
TI-RADS 3 | 6 | 21 | 22.2 |
TI-RADS 4 | 22 | 10 | 68.8 |
TI-RADS 5 | 950 | 18 | 98.1 |
ACR TI-RADS, American College of Radiology Thyroid Imaging Reporting and Data System; ROM, risk of malignancy.