Collaborative Stage for TNM 7 - Revised 12/16/2009 [ Schema ]
| Code | Description |
| 000 | No regional lymph node involvement |
| 001-979 | 0.01 - 9.79 millimeters Record largest described metastasis or tumor nests in HUNDREDTHS of millimeters. Examples: 001 0.01 millimeter 002 0.02 millimeters 010 0.1 millimeter 074 0.74 millimeters 100 1 millimeters 105 1.05 millimeters 979 9.79 millimeters |
| 980 | 9.80 millimeters or larger |
| 988 | Not applicable: Information not collected for this case |
| 990 | Metastasis or tumor nests in regional lymph nodes, size cannot be assessed, NOS |
| 998 | No histologic exam of regional lymph nodes |
| 999 | Not documented in patient record Unknown or no information |