| 0 |
In situ: noninvasive, intraepithelial |
| 1 |
Localized only (localized, NOS)
- Confined to liver, NOS
- Single tumor (one lobe) WITH or WITHOUT vascular invasion
- Multiple (satellite) nodules/tumor confined to one lobe WITH or WITHOUT vascular invasion |
| 2 |
Regional by direct extension only
- Diaphragm
- Extrahepatic bile duct(s)
- Extrahepatic blood vessel(s)
+ Hepatic artery
+ Portal vein
+ Vena cava
- Gallbladder
- Ligament(s)
+ Coronary
+ Falciform
+ Hepatoduodenal
+ Hepatogastric
+ Round (of liver)
+ Triangular
- Omentum (lesser and omentum, NOS) (See code 7 for greater omentum)
- Peritoneum, NOS
+ Parietal
+ Visceral
- Major vascular invasion, NOS
- More than one lobe involved by contiguous growth (single lesion)
+ WITH or WITHOUT vascular invasion
- Multiple (satellite) nodules/ tumors in more than one lobe of liver or on surface of parenchyma
+ WITH or WITHOUT vascular invasion |
| 3 |
Regional lymph node(s) involved only
- Caval
- Hepatic, NOS
+ Hepatic artery
+ Hepatic pedicle
+ Inferior vena cava
+ Porta hepatis (portal) (hilar) [in hilus of liver]Hepatoduodenal ligament
- Periportal
- Portal vein
- 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)
+ Greater omentum (See code 2 for lesser omentum and omentum, NOS)
+ Pancreas
+ Pleura
+ Stomach
- Distant lymph node(s), NOS
+ Aortic (para-aortic, periaortic)
+ Cardiac
+ Coronary artery
+ Diaphragmatic, NOS
+ Inferior phrenic nodes
+ Lateral (aortic) (lumbar)
+ Pericardial (pericardiac)
+ Peripancreatic (near head of pancreas only)
+ 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 |
