From: Rates of thyroid malignancy by FNA diagnostic category
FNA category | Surgical pathology (%) | Malignancy rate (%) | |||
---|---|---|---|---|---|
PTC | FTC | MTC | Other | ||
Unsatisfactory | 14.5 | 0.0 | 0.0 | 3.6 | 18.2 |
Benign | 14.9 | 0.0 | 0.0 | 1.1 | 16.0 |
Abnormal | 22.2 | 1.2 | 0.6 | 0.6 | 24.7 |
SFN | 23.9 | 6.5 | 0.0 | 2.2 | 32.6 |
SFM | 76.5 | 0.0 | 11.8 | 5.9 | 94.1 |
Malignant | 100.0 | 0.0 | 0.0 | 0.0 | 100.0 |