Collaborative Stage for TNM 7 - Revised 11/02/2010 [ Schema ]
| CS Extension | CS SSF 2 Ulceration | CS SSF 7 Mitotic Rate 000, 990 | CS SSF 7 Mitotic Rate 001-011, 991 | CS SSF 7 Mitotic Rate 988 | CS SSF 7 Mitotic Rate 998-999 |
| 100-999 | 988 | ERROR | ERROR | ERROR | ERROR |
| 100-300, 400-999 | 000 | T1a | T1b | ERROR | T1NOS |
| 100-300, 400-999 | 010 | T1b | T1b | ERROR | T1b |
| 100-300, 400-999 | 999 | T1NOS | T1b | ERROR | T1NOS |
| 310 | 000 | T1a | T1b | ERROR | T1a |
| 310 | 010 | T1b | T1b | ERROR | T1b |
| 310 | 999 | T1NOS | T1b | ERROR | T1b |
| 315 | 000 | T1b | T1b | ERROR | T1b |
| 315 | 010 | T1b | T1b | ERROR | T1b |
| 315 | 999 | T1NOS | T1b | ERROR | T1b |
| 320 | 000 | T1a | T1b | ERROR | T1NOS |
| 320 | 010 | T1b | T1b | ERROR | T1b |
| 320 | 999 | T1NOS | T1b | ERROR | T1NOS |
| 330-380 | 000 | T1NOS | T1NOS | ERROR | T1NOS |
| 330-380 | 010 | T1NOS | T1NOS | ERROR | T1NOS |
| 330-380 | 999 | T1NOS | T1NOS | ERROR | T1NOS |