Intrahepatic Bile Duct (SBDIH)

- For resection specimens with carcinomas and combined hepatocellular-cholangiocarcinomas of the intrahepatic bile ducts.

Specimen and Surgical Procedure

Specimen, procedure....................................................................

Tumor

Tumor size...................................................................................

Tumor focality..............................................................................

Histologic type..............................................................................

Histologic grade............................................................................

Tumor growth pattern...................................................................

       Classify as one of the following

       - Mass-forming

- Periductal infiltrating (T4)

- Mixed mass-forming and periductal infiltrating (T4)

- Cannot be determined

Microscopic tumor extension..........................................................

Lymph-vascular invasion (either type increases solitary tumors to T2a)

Venous (major vessel)*............................................................... present/absent

  * invasion of R or L portal vein, 1 or more hepatic veins

Small vessel............................................................................... present/absent

Perineural invasion...................................................................... present/absent

       

Final margins

Nearest margin............................................................................

Distance from specified margin to tumor.........................................

Bile duct margin....................................................................... positive/negative

      Carcinoma in situ/high grade dysplasia at margin.................... present/absent

Hepatic parenchymal margin...................................................... positive/negative

Other margin(s) (if applicable; please specify).............................. positive/negative

Lymph Nodes

Regional lymph nodes (involved/examined).................................. __/__

Other Findings

Findings in non-neoplastic liver...................................................

Pathologic stage...................................................................... pT__N__M__

Gastrointestinal

Comments

Staging

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