Correlation between preoperative Nagata stage (tT), high frequency ultrasound (HFUS) (uN), and pathological findings (pN) for lymph node staging
| Histopathology | No | Nagata stage (tT) | HFUS stage (uT) | ||
|---|---|---|---|---|---|
| tTNO | tTN1 | uTN0 | uTN1 | ||
| pN0 | 17 | 8 | 9 | 15 | 2 |
| pN1 | 10 | 6 | 4 | 2 | 8 |
| Total | 27 | 14 | 13 | 17 | 10 |









