EOD Primary Tumor
This input is used for staging
Notes
**Note 1:** Multiple tumors include satellitosis, multifocal tumors, and intrahepatic metastasis. **Note 2:** Intrahepatic vascular invasion (codes 200 and 300) includes the following * Major hepatic vessel invasion * First and second-order branches of the portal veins or hepatic arteries * Hepatic veins (right, middle, or left) * Microscopic invasion of smaller intraparenchymal vascular structures (identified on histopathological examination)Default
999NAACCR Item
NAACCR #772| Code | Description | SS2018 T |
|---|---|---|
| 000 | In situ, intraepithelial, noninvasive Intraductal tumor Biliary intraepithelial neoplasia grade 3 (BiIIN-3) | IS |
| 100 | Any size tumor Solitary tumor WITHOUT or UNKNOWN intrahepatic vascular invasion Confined to intrahepatic bile duct, NOS Localized, NOS | L |
| 200 | Code 100 WITH intrahepatic vascular invasion | L |
| 300 | Multiple tumors WITH or WITHOUT intrahepatic vascular invasion | L |
| 500 | Invasion beyond visceral peritoneum into adjacent connective tissues WITHOUT invasion of extrahepatic structures/organs | RE |
| 600 | Extrahepatic bile ducts PLUS satellite nodules in more than one lobe OR multiple tumors with extrahepatic major vascular invasion Abdominal wall Colon Common bile duct Diaphragm Duodenum Extrahepatic structures, NOS - Retrohepatic vena cava - Vena cava Hepatic artery (proper) Gallbladder Lesser omentum Ligament(s) - Coronary - Falciform - Hepatoduodenal - Hepatogastric - Round (of liver) - Triangular Peritoneum (parietal, NOS) Retrohepatic vena cava | RE |
| 700 | Multiple (satellite) nodules on surface of liver parenchyma Pancreas Pleura Stomach Further contiguous extension | D |
| 800 | No evidence of primary tumor | U |
| 999 | Unknown; extension not stated Primary tumor cannot be assessed Not documented in patient record Death Certificate Only | U |