• Kaposi's sarcoma of gastrointestinal sites (C46.4)


  • gastrointestinal stromal tumors (C49.A-)
  1. C24 Malignant neoplasm of other and unspecified parts of biliary tract


    • malignant neoplasm of intrahepatic bile duct (C22.1)
    1. C24.0 Malignant neoplasm of extrahepatic bile duct

      Inclusion term(s):

      • Malignant neoplasm of biliary duct or passage NOS
      • Malignant neoplasm of common bile duct
      • Malignant neoplasm of cystic duct
      • Malignant neoplasm of hepatic duct
    2. C24.1 Malignant neoplasm of ampulla of Vater

    3. C24.8 Malignant neoplasm of overlapping sites of biliary tract

      Inclusion term(s):

      • Malignant neoplasm involving both intrahepatic and extrahepatic bile ducts
      • Primary malignant neoplasm of two or more contiguous sites of biliary tract
    4. C24.9 Malignant neoplasm of biliary tract, unspecified

Abbreviations used here:

NEC Not elsewhere classifiable
This abbreviation in the Tabular List represents “other specified”. When a specific code is not available for a condition, the Tabular List includes an NEC entry under a code to identify the code as the “other specified” code.

NOS Not otherwise specified
This abbreviation is the equivalent of unspecified.