Collaborative Stage for TNM 7 - Revised 09/30/2009 [ Schema ]
| Code | Description | TNM 7 Map | TNM 6 Map | SS77 Map | SS2000 Map |
| 110 | Single lesion: Skin | NA | NA | U | L |
| 120 | Single lesion: Mucosa (e.g., oral cavity, anus, rectum, vagina, vulva) | NA | NA | U | L |
| 130 | Single lesion: Viscera (e.g., pulmonary, gastrointestinal tract, spleen, other) | NA | NA | U | L |
| 210 | Multiple lesions: Skin | NA | NA | U | L |
| 220 | Multiple lesions: Mucosa (e.g., oral cavity, anus, rectum, vagina, vulva) | NA | NA | U | L |
| 230 | Multiple lesions: Viscera (e.g., pulmonary, gastrointestinal tract, spleen, other) | NA | NA | U | L |
| 240 | (21) + (22) | NA | NA | U | RE |
| 250 | (21) + (23) | NA | NA | U | RE |
| 260 | (22) + (23) | NA | NA | U | RE |
| 270 | (21) + (22) + (23) | NA | NA | U | D |
| 290 | Multiple lesions, NOS | NA | NA | U | U |
| 950 | No evidence of primary tumor | NA | NA | U | U |
| 999 | Unknown extension Primary tumor cannot be assessed Not documented in patient record | NA | NA | U | U |