Collaborative Stage for TNM 7 - Revised 12/17/2009 [ Schema ]
| Code | Description | TNM 7 Map | TNM 6 Map | SS77 Map | SS2000 Map |
| 000 | In situ; non-invasive; intraepithelial | Tis | Tis | IS | IS |
| 100 | Invasive tumor confined to: Lamina propria Mucosa, NOS Submucosa (superficial invasion) | T1a | T1 | L | L |
| 110 | Stated as T1a [NOS] | T1a | T1 | L | L |
| 200 | Muscularis propria | T1b | T1 | L | L |
| 210 | Stated as T1b [NOS] | T1b | T1 | L | L |
| 220 | Stated as T1 [NOS] | T1NOS | T1 | L | L |
| 300 | Localized, NOS | T1NOS | T1 | L | L |
| 400 | Beyond wall of cystic duct Periductal/fibromuscular connective tissue | T2 | T2 | RE | RE |
| 410 | Stated as T2 [NOS] | T2 | T2 | RE | RE |
| 600 | OBSOLETE DATA RETAINED V0200 Gallbladder Liver, porta hepatis Pancreas | ERROR | T3 | RE | RE |
| 610 | Unilateral branches of portal vein (right or left) Unilateral branches of hepatic artery (right or left) | T3 | T3 | RE | RE |
| 620 | Liver/porta hepatis | T3 | T3 | RE | RE |
| 630 | Extension to ONE of the following WITH or WITHOUT extension to liver (620) Gallbladder Pancreas | T3 | T3 | RE | RE |
| 650 | OBSOLETE DATA RETAINED V0200 See code 651 Extension to ONE of the following WITHOUT extension to any structure in 630, WITH OR WITHOUT extension to liver, (620): Colon, NOS Transverse including flexure Duodenum, NOS Omentum, NOS Lesser Stomach, distal | ERROR | T4 | RE | RE |
| 651 | Extension to ONE of the following WITHOUT extension to any structure in 630, WITH OR WITHOUT extension to liver, (620): Colon, NOS Transverse including flexure Duodenum, NOS Omentum, NOS Lesser Stomach, distal | T3 | T4 | RE | RE |
| 655 | Extension to gallbladder AND pancreas 630 WITHOUT extension to any structure in code 651, WITH or WITHOUT extension to liver (620) | T4 | T3 | RE | RE |
| 660 | OBSOLETE DATA RETAINED V0200 See code 790 for V2 Main portal vein or its branches bilaterally Common hepatic artery Hepatic artery, NOS Portal vein, NOS | ERROR | T4 | RE | RE |
| 670 | Extension to MORE THAN ONE structure in code 651 OR Extension to one or more structure in code 651 PLUS one or more structures in code 630 WITH OR WITHOUT extension to liver (620) | T4 | T4 | RE | RE |
| 700 | Extension to ONE of the following WITHOUT extension to any structure in codes 630 or 651, WITH OR WITHOUT extension to liver: Other parts of colon Greater omentum Stomach, proximal | T3 | T4 | D | RE |
| 705 | Stated as T3 [NOS] | T3 | T3 | RE | RE |
| 710 | Extension to MORE THAN ONE structure in code 700 OR Extension to one or more structures in code 700 PLUS one or more structures in codes 630 or 651 WITH OR WITHOUT extension to liver | T4 | T4 | D | RE |
| 750 | OBSOLETE DATA RETAINED V0200 See code 795 for V2 Abdominal wall | ERROR | T4 | D | D |
| 790 | Main portal vein or its branches bilaterally Common hepatic artery Hepatic artery, NOS Portal vein, NOS | T4 | ERROR | ERROR | ERROR |
| 792 | 790 + any of 700 or 710 | T4 | T4 | D | RE |
| 795 | Abdominal wall | T4 | T4 | D | D |
| 800 | Further contiguous extension | T4 | T4 | D | D |
| 810 | Stated as T4 [NOS] | T4 | T4 | RE | RE |
| 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 |