Collaborative Stage for TNM 7 - Revised 01/21/2010 [ Schema ]
| Code | Description | TNM 7 Map | TNM 6 Map | SS77 Map | SS2000 Map |
| 000 | In situ; noninvasive; intraepithelial | ^ | Tis | IS | IS |
| 050 | (Adeno)carcinoma in a polyp or adenoma, noninvasive | ^ | Tis | IS | IS |
| 100 | Invasive tumor confined to mucosa, NOS (including intramucosal, NOS) | ^ | Tis | L | L |
| 110 | Lamina propria, including lamina propria in the stalk of a polyp | ^ | Tis | L | L |
| 120 | Confined to and not through the muscularis mucosae, including muscularis mucosae in the stalk of a polyp. | ^ | Tis | L | L |
| 130 | Confined to head of polyp, NOS | ^ | T1 | L | L |
| 140 | Confined to stalk of polyp, NOS | ^ | T1 | L | L |
| 150 | Invasive tumor in polyp, NOS | ^ | T1 | L | L |
| 160 | Invades submucosa (superficial invasion), including submucosa in the stalk of a polyp | ^ | T1 | L | L |
| 170 | Stated as T1a with no other information on extension | ^ | T1 | L | L |
| 180 | Stated as T1b with no other information on extension | ^ | T1 | L | L |
| 190 | Stated as T1[NOS] with no other information on extension | ^ | T1 | L | L |
| 200 | Muscularis propria invaded | ^ | T2 | L | L |
| 210 | Stated as T2, NOS with no other information on extension | ^ | T2 | L | L |
| 300 | Localized, NOS Confined to colon, NOS | ^ | T1 | L | L |
| 400 | Extension through wall, NOS Invasion through muscularis propria or muscularis, NOS Non-peritonealized pericolic tissues invaded Perimuscular tissue invaded Subserosal tissue/(sub)serosal fat invaded Transmural, NOS | T3 | T3 | L | L |
| 410 | Stated as T3, NOS with no other information on extension | T3 | T3 | L | L |
| 420 | Fat, NOS | T3 | T3 | RE | RE |
| 450 | Extension to: All colon sites: Adjacent tissue(s), NOS Connective tissue Mesenteric fat Mesentery Mesocolon Pericolic fat Ascending and descending colon Retroperitoneal fat Transverse colon/flexures Gastrocolic ligament Greater omentum | T3 | T3 | RE | RE |
| 460 | Adherent to other organs or structures, but no microscopic tumor found in adhesion(s) | T3 | T3 | RE | RE |
| 490 | Stated as T4, NOS with no other information on extension | T4 | T4 | RE | RE |
| 500 | Invasion of/through serosa (mesothelium) (visceral peritoneum) | T4 | T4 | RE | RE |
| 550 | Any of [(420) to (450)] + (500) | T4 | T4 | RE | RE |
| 570 | Adherent to other organs or structures, NOS | T4 | T4 | RE | RE |
| 600 | All colon sites: Small intestine Cecum: Greater omentum Ascending colon: Greater omentum Liver, right lobe Transverse colon and flexures: Gallbladder/bile ducts Kidney Liver Pancreas Spleen Stomach Descending colon: Greater omentum Pelvic wall Spleen Sigmoid colon: Greater omentum Pelvic wall | T4 | T4 | RE | RE |
| 650 | All colon sites: Abdominal wall Retroperitoneum (excluding fat) | T4 | T4 | RE | RE |
| 660 | Ascending colon: Right kidney Right ureter Descending colon: Left kidney Left ureter | T4 | T4 | RE | RE |
| 700 | Cecum, ascending, descending and sigmoid colon: Fallopian tube Ovary Uterus | T4 | T4 | D | D |
| 750 | All colon sites unless otherwise stated above: Adrenal (suprarenal) gland Bladder Diaphragm Fistula to skin Gallbladder Other segment(s) of colon via serosa | T4 | T4 | D | D |
| 800 | Further contiguous extension: Cecum: Kidney Liver Ureter Transverse colon and flexures: Ureter Sigmoid colon: Cul de sac (rectouterine pouch) Ureter Other contiguous extension | T4 | T4 | 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 |