Collaborative Stage for TNM 7 - Revised 12/16/2009 [ Schema ]
| Tumor Size | Extension 100 | Extension 105 | Extension 110 | Extension 120 | Extension 300 | Extension 400 | Extension 410 | Extension 420 |
| 000 | ERROR | ERROR | ERROR | ERROR | ERROR | ERROR | ERROR | ERROR |
| 001-020 | T1NOS | T1a | T1a | T1b | T1NOS | T1NOS | T1a | T1b |
| 021-989 | T2 | T2 | T2 | T2 | T2 | T2 | T2 | T2 |
| 990-992 | T1NOS | T1a | T1a | T1b | T1NOS | T1NOS | T1a | T1b |
| 993-995 | T2 | T2 | T2 | T2 | T2 | T2 | T2 | T2 |
| 996-998 | ERROR | ERROR | ERROR | ERROR | ERROR | ERROR | ERROR | ERROR |
| 999 | TX | TX | TX | TX | TX | TX | TX | TX |