Intrahepatic bile ducts cancers

Carcinoma of the intrahepatic bile ducts click to access explanations in the original CAP template

- Tumor histology and immunohistochemical studies:

- Histologic type (WHO 2019):
- Histologic grade:
+ Tumor growth pattern:
- Lymphovascular invasion:
+ Perineural invasion:

- Tumor extension: Tumor confined to the intrahepatic bile ducts (carcinoma in situ/high-grade dysplasia) Tumor confined to hepatic parenchyma Tumor involves visceral peritoneal surface Tumor directly invades gallbladder Tumor directly invades adjacent organs other than the gallbladder, specify: Cannot be assessed No evidence of primary tumor

Surgical margins of excision specimen:

- Hepatic parenchymal margin:
- Bile duct margin:
- Other margin(s), specify :

Regional lymph nodes:

- Number of regional lymph nodes examined:
- Number of lymph nodes involved (specify locations):
- Extranodal extension:
- Size of largest metastatic deposit (mm), specify site:
- Size of largest lymph node involved (mm), specify site:

Distant Metastasis: Not applicable Not identified Non-regional lymph node(s) (specify): Liver (specify): Other (specify): Cannot be determined:

Pathologic Stage Classification (AJCC 8e):

- TNM Descriptors:	m (multiple primary tumors) r (recurrent) y (post treatment)
- Primary tumor (pT):
- Regional lymph nodes (pN):
- Distant metastasis (pM):

+ Additional pathologic findings:

Fibrosis (specify scheme and scale, and extent) Cirrhosis Primary sclerosing cholangitis Biliary stones Chronic hepatitis (specify type):

- Other (specify):

- Additional notes: