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Procedure A word about when to use this protocol

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A word about when to use this protocol

From the CAP protocol, note A

Wedge resection Partial hepatectomy Total hepatectomy Other Not specified

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Tumor Size (cm)

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Tumor Focality

Solitary Multiple

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Histologic Type

Large duct intrahepatic cholangiocarcinoma Small duct intrahepatic cholangiocarcinoma Combined hepatocellular-cholangiocarcinoma Intraductal papillary neoplasm with an associated invasive carcinoma Mucinous cystic neoplasm with an associated invasive carcinoma Undifferentiated carcinoma Large cell neuroendocrine carcinoma Small cell neuroendocrine carcinoma Mixed neuroendocrine-non-neuroendocrine neoplasm (MiNEN) Other histologic type

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Histologic Grade

G1: Well-differentiated G2: Moderately differentiated G3: Poorly differentiated Other GX: Cannot be assessed Not applicable

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Tumor Extension

No evidence of primary tumor 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 (not-gallbladder) organs Cannot be assessed

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Margins

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Lymphovascular Invasion

Not identified Present Cannot be determined

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+ Perineural Invasion

Not identified Present Cannot be determined

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Regional Lymph Nodes

Check here if any lymph nodes submitted?

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Pathologic Staging (pTNM)

TNM Descriptors (select all that apply)

Not applicable m r y

pT

pTX: Primary tumor cannot be assessed pT0: No evidence of primary tumor pTis: Carcinoma in situ (intraductal tumor) pT1: Solitary tumor without vascular invasion, ≤5 cm or >5 cm pT1a: Solitary tumor ≤5 cm without vascular invasion pT1b: Solitary tumor >5 cm without vascular invasion pT2: Solitary tumor with intrahepatic vascular invasion, or multiple tumors, with or without vascular invasion pT3: Tumor perforating the visceral peritoneum pT4: Tumor involving local extrahepatic structures by direct invasion

pN

pNX: Regional lymph nodes cannot be assessed pN0: No regional lymph node metastasis pN1: Regional lymph node metastasis present

pM

pMx: Not applicable pM1: Distant metastasis

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+ Additional Pathologic Findings (select all that apply)

Fibrosis, stage 1 Fibrosis, stage 2 Fibrosis, stage 3 Fibrosis, cirrhosis Primary sclerosing cholangitis Biliary stones Chronic hepatitis Other None identified