Table 2 Preoperative fine needle aspiration cytology and postoperative pathological features of patients
BTN | MTN | Total | ||
|---|---|---|---|---|
Preoperative FNAC | ||||
Bethesda (% risk of malignancy)/BTA | II (0–3%)/Thy2 | 3 | 0 | 3 |
III (5–15%)/Thy3a | 5 | 1 | 6 | |
IV (15–30%)/Thy3f | 12 | 6 | 18 | |
V (60–75%)/Thy4 | 0 | 9 | 9 | |
VI (97–99%)/Thy5 | 0 | 4 | 4 | |
Total | 20 | 20 | 40 | |
Postoperative pathological diagnosis | ||||
Final diagnosis | Colloid nodule | 3 (15 %) | – | 40 |
Adenomatous goiter | 6 (30 %) | – | ||
Follicular adenoma | 11 (55 %) | – | ||
PTC (including FVPTC) | – | 17 (85%) | ||
FTC | – | 3 (15%) | ||
Total | 20 | 20 | ||
LN metastasis | Positive | – | 9 (45%) | |
Negative | – | 11 (55%) | ||
Total | 20 | |||
Vascular invasion | Positive | – | 3 (15%) | |
Negative | – | 17 (85%) | ||
Total | 20 | |||