| pT | Surgery procedures | Linfoadenectomy | Stage | SI |
---|---|---|---|---|---|
Under-treatment | Â | Â | Â | Â | Â |
 | T1 T2 T3 | 85.2* | no | I IIa IIb IIIa IIIb IV | 2 3 4 |
Case a) | T1 T2 T3 | 85.41–85.42 | no | I IIa IIb IIIa IIIb IV | 2 3 4 |
 | T2 T3 | 85.2* | yes | IIa IIb IIIa IIIb | 3 4 |
 | T4 | 85.2*, 85.41–85.44 |  | IIIb | 4 |
Over-treatment | Â | Â | Â | Â | Â |
 | Tis | 85.4* | yes | 0 | 1 |
 | Tis | 85.2* | yes | 0 | 1 |
Case b) | T1 T2 T3 | 85.45–85.48 |  | I IIa IIb IIIa IIIb | 2 3 |
 | T1§ | 85.41–85.44 |  | I | 2 |