Collaborative Stage for TNM 7 - Revised 10/12/2009 [ Schema ]
| Code | Description | TNM 7 Map | TNM 6 Map | SS77 Map | SS2000 Map |
| 100 | Tumor confined to site of origin | ^ | * | L | L |
| 300 | Localized, NOS | ^ | * | L | L |
| 350 | Stated as T1b or T1 [NOS] with no other information on extension | ^ | * | L | L |
| 375 | Stated as T2b or T2 [NOS] with no other information on extension | ^ | * | L | L |
| 400 | Adjacent connective tissue see definition of adjacent connective tissue in General Instructions. | ^ | * | RE | RE |
| 600 | Adjacent organs/structures including bone/cartilage Retroperitoneum: Adrenal(s) (suprarenal gland(s)) Aorta Ascending colon Descending colon Kidney(s) Pancreas Vena cava Vertebra Peritoneum: Colon (except ascending and descending colon) Esophagus Gallbladder Liver Small intestine Spleen Stomach | ^ | * | RE | RE |
| 800 | Further contiguous extension, including: For retroperitoneum, extension to colon other than ascending or descending For peritoneum, extension to ascending or descending colon | ^ | * | D | D |
| 950 | No evidence of primary tumor | T0 | T0 | U | U |
| 999 | Unknown extension Primary tumor cannot be assessed Not documented in patient record | TX | TX | U | U |