Collaborative Stage for TNM 7 - Revised 09/30/2009 [ Schema ]
| Code | Description | TNM 7 Map | TNM 6 Map | SS77 Map | SS2000 Map |
| 00 | No; none | M0 | M0 | NONE | NONE |
| 10 | Distant lymph node(s), including cervical nodes | M1 | M1 | D | D |
| 35 | Direct extension to contralateral lung | M1 | M1 | D | D |
| 40 | Distant metastases, except code (10) or (35) Discontinuous involvement of contralateral pleura/chest wall Carcinomatosis | M1 | M1 | D | D |
| 50 | Distant metastases + Distant node(s) | M1 | M1 | D | D |
| 60 | Distant metastases, NOS Stated as M1 | M1 | M1 | D | D |
| 99 | Unknown if distant metastasis Distant metastasis cannot be assessed Not documented in patient record | M0 | MX | U | U |