Collaborative Stage for TNM 7 - Revised 10/28/2010 [ Schema ]
| Regional Nodes Positive | CS SSF 2 000 | CS SSF 2 100 | CS SSF 2 200 | CS SSF 2 400 | CS SSF 2 888 | CS SSF 2 988 | CS SSF 2 999 | 
| 00-00 | ERROR | N1 | N2 | N1 | ERROR | ERROR | ERROR | 
| 01-03 | N1 | N1 | N2 | N1 | ERROR | ERROR | N1 | 
| 04-90 | N2 | N2 | N2 | N2 | ERROR | ERROR | N2 | 
| 95-97 | N1 | N1 | N2 | N1 | ERROR | ERROR | N1 | 
| 98-99 | ERROR | N1 | N2 | N1 | ERROR | ERROR | ERROR |