| Code | Description | TNM | SS77 | SS2000 |
|---|---|---|---|---|
| 00 | No; none | M0 | NONE | NONE |
| 10 | Distant lymph node(s), NOS | M1NOS | D | D |
| 11 |
|
M1a | D | D |
| 12 | Specified distant lymph node(s), other than code 11, including:
|
M1NOS | D | D |
| 40 | Distant metastases except distant lymph node(s) (codes 10 - 12) Distant metastasis, NOS Carcinomatosis |
M1b | D | D |
| 50 | (40) + any of [(10) to (12)] Distant lymph node(s) plus other distant metastases |
M1b | D | D |
| 99 | Unknown if distant metastasis Distant metastasis cannot be assessed Not documented in patient record |
MX | U | U |