000 |
In situ, intraepithelial, noninvasive |
88 |
IS |
100 |
Tumor less than or equal to 1 cm AND confined to
- Intramucosal, NOS
- Lamina propria (including in a polyp)
- Mucosa, NOS
- Muscularis mucosae (including in a polyp)
- Submucosa (superficial invasion) (including in a polyp)
Limited to ampulla of Vater or extending to sphincter of Oddi
Localized, NOS |
T1 |
L |
200 |
Tumor greater than 1 cm
OR Invades muscularis propria |
T2 |
L |
300 |
Extension through wall, NOS
Invasion of/through muscularis propria or muscularis, NOS
Subserosal tissue/(sub)serosal fat invaded
Transmural, NOS
Wall, NOS |
T3 |
L |
400 |
Adjacent (connective) tissue(s), NOS (without serosal penetration)
Ampulla of Vater
Fat, NOS
Mesenteric fat
Mesentery (adjacent loops of bowel)
Nonperitonealized perimuscular tissue
Pancreas
Pancreatic duct
Retroperitoneum |
T3 |
RE |
500 |
Periduodenal soft tissue
Peripancreatic soft tissue |
T3 |
D |
600 |
Invasion of/through serosa (mesothelium) (tunica serosa) (visceral peritoneum)
Blood vessel(s) (major)
- Common hepatic artery
- Portal vein
- Superior mesenteric artery
Celiac (axis) artery
Colon (hepatic flexure, transverse colon)
Common bile duct
Extrahepatic bile duct(s)
Gallbladder
Liver, including porta hepatis
Omentum (lesser)
Stomach (distal, proximal, NOS) |
T4 |
RE |
700 |
Further contiguous extension |
T4 |
D |
800 |
No evidence of primary tumor |
T0 |
U |
999 |
Unknown extension
Primary tumor cannot be assessed
Not documented in medical record
Death Certificate Only |
TX |
U |