Table 4 The number of patients according to nodal staging and spread lesion or recurrence
Nodal staging | Clinical and pathological TNM classification | Preoperative PET/CT | |
|---|---|---|---|
4DST | FDG | ||
N3 | 0 | 3 (3) | 1 (1) |
N2 | 7 (7) | 11 (6) | 5 (3) |
N1 | 3 (1) | 3 (2) | 3 (1) |
N0 | 13 (4) | 6 (1) | 14 (7) |