Collaborative Stage for TNM 7 - Revised 11/10/2010 [ Schema ]
| Code | Description | TNM 7 Map | TNM 6 Map | SS77 Map | SS2000 Map |
| 000 | In situ, intraepithelial, non invasive | NA | Tis | IS | IS |
| 100 | Invasive tumor confined to: Lamina propria Mucosa, NOS Submucosa (superficial invasion) | NA | T1 | L | L |
| 200 | Muscularis propria | NA | T1 | L | L |
| 300 | Localized, NOS Tumor confined to bile duct | NA | T1 | L | L |
| 400 | Perimuscular connective tissue Tumor invades beyond the wall of the bile duct | NA | T2 | RE | RE |
| 500 | Invasion of/through serosa | NA | T2 | L | RE |
| 550 | 500 + 400 | NA | T2 | RE | RE |
| 600 | Extension into liver, NOS | NA | T3 | RE | RE |
| 610 | Extension into liver less than or equal to 2 cm | NA | T3 | RE | RE |
| 620 | Extension to ONE of the following: Ampulla of Vater Omentum, NOS Greater Lesser Pancreas Small intestine, NOS | NA | T3 | RE | RE |
| 630 | Gallbladder Unilateral branches of the right or left hepatic artery Unilateral branches of the right or left portal vein | NA | T3 | RE | RE |
| 640 | Extension into liver greater than 2 cm OR Extension to two or more adjacent organs listed in codes 600 - 630 | NA | T3 | D | D |
| 645 | Duodenum | NA | T4 | RE | RE |
| 647 | 645 + 640 | NA | T4 | D | D |
| 650 | Extension to ONE of the following: Colon Stomach | NA | T4 | D | D |
| 660 | OBSOLETE DATA RETAINED AND REVIEWED V0203 See codes 645, 647, 670, and 675 Abdominal wall Duodenum | NA | T4 | RE | RE |
| 670 | Abdominal wall | NA | T4 | D | D |
| 675 | 670 + 640 | NA | T4 | D | D |
| 700 | OBSOLETE DATA RETAINED AND REVIEWED V0203 See code 640 and 675 Extension into liver greater than 2 cm Extension to two or more adjacent organs listed in codes 600 - 630 | NA | T3 | D | D |
| 710 | Extension to two or more adjacent organs listed in codes 645, 650, and 670 | NA | T4 | D | D |
| 750 | Common hepatic artery Cystic artery/vein Hepatic artery, NOS Portal vein or its branches bilaterally Portal vein, NOS | NA | T4 | RE | D |
| 760 | 750 + (640, 645, 650, 670) Involvement of structures in code 750 plus involvement of one or more structures in codes 640 645, 650, or 670 | NA | T4 | D | D |
| 800 | Further contiguous extension | NA | T4 | D | D |
| 950 | No evidence of primary tumor | NA | T0 | U | U |
| 999 | Unknown; extension not stated Primary tumor cannot be assessed Not documented in patient record | NA | TX | U | U |