Collaborative Stage for TNM 7 - Revised 12/01/2010 [ Schema ]
| Code | Description | TNM 7 Map | TNM 6 Map | SS77 Map | SS2000 Map |
| 000 | In situ, intraepithelial, noninvasive | TX | NA | IS | IS |
| 050 | OBSOLETE DATA RETAINED AND REVIEWED V0203 See code 000 (Adeno)carcinoma, noninvasive, in a polyp | TX | NA | IS | IS |
| 100 | OBSOLETE DATA RETAINED AND REVIEWED V0203 See codes 155 and 165 Invasive tumor confined to mucosa, NOS (including intramucosal, NOS) | ^ | NA | L | L |
| 110 | OBSOLETE DATA RETAINED AND REVIEWED V0203 See codes 155 and 165 Invades lamina propria | ^ | NA | L | L |
| 120 | OBSOLETE DATA RETAINED AND REVIEWED V0203 See codes 155 and 165 Invades muscularis mucosae | ^ | NA | L | L |
| 130 | OBSOLETE DATA RETAINED AND REVIEWED V0203 See codes 155 and 165 Confined to head of polyp Extension to stalk of polyp | ^ | NA | L | L |
| 140 | OBSOLETE DATA RETAINED AND REVIEWED V0203 See codes 155 and 165 Confined to stalk of polyp | ^ | NA | L | L |
| 150 | Invasive tumor in polyp, NOS | ^ | NA | L | L |
| 155 | Tumor confined to muscular wall | ^ | NA | L | L |
| 160 | OBSOLETE DATA RETAINED AND REVIEWED V0203 See codes 155 and 165 Invades submucosa (superficial invasion) | ^ | NA | L | L |
| 165 | Tumor invades through submucosa and muscularis mucosae to involve mucosa | ^ | NA | L | L |
| 200 | OBSOLETE DATA RETAINED AND REVIEWED V0203 See codes 155 and 165 Invades into but not through muscularis propria | ^ | NA | L | L |
| 300 | Implants inside stomach Localized, NOS | ^ | NA | L | L |
| 340 | Stated as T1 with no other information on extension | ^ | NA | L | L |
| 350 | OBSOLETE DATA RETAINED V0200 Linitis plastica and no other information regarding extension is available | ERROR | NA | RE | L |
| 390 | Stated as T2 with no other information on extension | ^ | NA | L | L |
| 395 | Stated as T3 with no other information on extension | ^ | NA | L | L |
| 398 | Stated as T4 with no other information on extension | ^ | NA | L | L |
| 400 | Extension to adjacent (connective) tissue WITHOUT perforation of visceral peritoneum: Gastric artery Ligaments: Gastrocolic Gastrohepatic Gastrosplenic Omentum, NOS Greater Lesser Perigastric fat | ^ | NA | L | L |
| 440 | Intraluminal extension to esophagus or duodenum | ^ | NA | RE | L |
| 450 | Extension to adjacent (connective) tissue WITHOUT perforation of visceral peritoneum: Gastric artery Ligaments: Gastrocolic Gastrohepatic Gastrosplenic Omentum, NOS: Greater Lesser Perigastric fat | ^ | NA | RE | RE |
| 458 | Fat, NOS | ^ | NA | RE | RE |
| 480 | OBSOLETE DATA CONVERTED V0203 See code 395 Stated as T3 with no other information on extension | ERROR | ERROR | ERROR | ERROR |
| 490 | OBSOLETE DATA CONVERTED V0203 See code 398 Stated as T4 with no other information on extension | ERROR | ERROR | ERROR | ERROR |
| 500 | Invasion of/through serosa (mesothelium) (tunica serosa) (visceral peritoneum), including perforation of visceral peritoneum covering the gastric ligaments or the omentum WITHOUT invasion of adjacent structures | ^ | NA | RE | RE |
| 550 | 500 + 450 | ^ | NA | RE | RE |
| 560 | Invasion of/through serosa with invasion of/through mucosa | ^ | NA | RE | RE |
| 600 | OBSOLETE DATA RETAINED AND REVIEWED V0203 See codes 610 and 650 Diaphragm Duodenum via serosa or NOS Esophagus via serosa Ileum Jejunum Liver Pancreas Small intestine, NOS Spleen Transverse colon/mesocolon (including flexures) Celiac axis Aorta | ^ | NA | RE | RE |
| 610 | Diaphragm Duodenum via serosa Duodenum, NOS Esophagus via serosa Ileum Jejunum Liver Pancreas Small intestine, NOS Spleen Transverse colon/mesocolon (including flexures) | ^ | NA | RE | RE |
| 650 | Aorta Celiac axis | ^ | NA | D | D |
| 700 | Abdominal wall Adrenal gland Kidney Retroperitoneum | ^ | NA | D | D |
| 800 | Further contiguous extension | ^ | NA | D | D |
| 950 | No evidence of primary tumor | T0 | NA | U | U |
| 999 | Unknown; extension not stated Primary tumor cannot be assessed Not documented in patient record | TX | NA | U | U |