Collaborative Stage for TNM 7 - Revised 10/25/2010 [ Schema ]
| Regional Nodes Positive | SSF1 000 | SSF1 100 | SSF1 200 | SSF1 300 | SSF1 400 | SSF1 888 | SSF1 988 | SSF1 999 | 
| 00 | N1 | N1 | N2 | N3 | N1 | ERROR | ERROR | N1 | 
| 01-02 | N1 | N1 | N2 | N3 | N1 | ERROR | ERROR | N1 | 
| 03-06 | N2 | N2 | N2 | N3 | N2 | ERROR | ERROR | N2 | 
| 07-90 | N3 | N3 | N3 | N3 | N3 | ERROR | ERROR | N3 | 
| 95-97 | N1 | N1 | N2 | N3 | N1 | ERROR | ERROR | N1 | 
| 98-99 | N1 | N1 | N2 | N3 | N1 | ERROR | ERROR | N1 |