Collaborative Stage for TNM 7 - Revised 12/22/2009 [ 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) | M1b | M1b | D | D |
| 30 | Distant metastasis to lung only | M1a | M1a | D | D |
| 40 | Distant metastases except distant lymph node(s) or "lung only" Distant metastasis to lung plus other sites except distant lymph nodes. Carcinomatosis | M1b | M1b | D | D |
| 50 | 10 + (30 or 40) Distant lymph nodes(s) plus other distant metastases | M1b | M1b | D | D |
| 55 | OBSOLETE DATA CONVERTED V0200 See code 60 Stated as M1 NOS | ERROR | ERROR | ERROR | ERROR |
| 60 | Distant metastasis NOS Stated as M1NOS | M1NOS | M1NOS | D | D |
| 99 | Unknown if distant metastasis Distant metastasis cannot be assessed Not documented in patient record | M0 | MX | U | U |