0 |
In situ, intraepithelial, noninvasive
- Biliary intraepithelial neoplasia grade 3 (BiIIN-3)
- Intraductal tumor |
1 |
Localized only (localized, NOS)
- Confined to intrahepatic bile duct, NOS
- Solitary or Multiple tumors WITH or WITHOUT intrahepatic vascular invasion |
2 |
Regional by direct extension only
- Abdominal wall
- Adjacent (connective) tissue, NOS
- Colon
- Common bile duct
- Diaphragm
- Duodenum
- Extrahepatic bile ducts PLUS satellite nodules in more than one lobe
- Extrahepatic structure(s), NOS
+ Retrohepatic vena cava
+ Vena cava
- Hepatic artery (proper)
- Gallbladder
- Lesser omentum ligament(s)
+ Coronary
+ Falciform
+ Hepatoduodenal
+ Hepatogastric
+ Round (of liver)
+ Triangular
- Peritoneum, NOS
+ Parietal
+ Visceral
- Multiple tumors with major vascular invasion
- Retrohepatic vena cava |
3 |
Regional lymph node(s) involved only
- Common bile duct
- Cystic duct
- Hepatic, NOS
- Hepatic artery
- Hepatic pedicle
- Hepatoduodenal ligament
- Hilar
- Portal vein
+ Periportal
+ Porta hepatis
+ Portal
- Portocaval (portacaval)
- Regional lymph node(s), NOS
+ Lymph node(s), NOS |
4 |
Regional by BOTH direct extension AND regional lymph node(s) involved
- Codes (2) + (3) |
7 |
Distant site(s)/lymph node(s) involved
- Distant site(s) (including further contiguous extension)
+ Multiple (satellite) nodules on surface of liver parenchyma
+ Pancreas
+ Pleura
+ Stomach
- Distant lymph node(s), NOS
+ Aortic (para-aortic, periaortic)
+ Aortocaval
+ Cardiac
+ Caval (inferior vena cava)
+ Celiac
+ Diaphragmatic, NOS
+ Gastrohepatic
+ Inferior phrenic
+ Lateral (aortic) (lumbar)
+ Pancreaticoduodenal
+ Pericardial (pericardiac)
+ Periduodenal
+ Peripancreatic
+ Posterior mediastinal (tracheoesophageal) including juxtaphrenic nodes
+ Renal artery
+ Retroperitoneal, NOS
- Distant metastasis, NOS
+ Carcinomatosis
+ Distant metastasis WITH or WITHOUT distant lymph node(s) |
9 |
Unknown if extension or metastasis |