SEER Inquiry System - Question 20031129 Details

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Produced: 10/26/2025 3:24 AM

Question 20031129

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Inquiry Details

References:

#1: ICD-O-3, 49-50, 73

#2: AFIP Atlas of Tumor Path, 198. GB, EBD, & AV

Question:

Primary Site: How is this field coded for cholangiocarcinoma involving the intrapancreatic bile duct?

Discussion:

Answer:

Code the primary site as C24.0 [Extrahepatic bile duct, includes Common bile duct] for a cholagiocarcinoma originating in the common bile duct. A portion of the common bile duct is within the head of the pancreas: The intrapancreatic segment of the common bile duct.

Cancer Site Category:

N/A

Data Item Category:

Primary site

Other Category:

N/A

Year:

2003