2C15.Z

ICD-11 MMS 2026-01

Malignant neoplasms of biliary tract, distal bile duct, unspecified

Coding note from above levels

For use of this category, reference should be made to the mortality coding rules and guidelines in the Reference Guide.

Exclusions from above levels

  • http://id.who.int/icd/entity/111033337 – Malignant neoplasm metastasis in digestive system
  • http://id.who.int/icd/entity/1965082709 – Malignant mesenchymal neoplasms
  • http://id.who.int/icd/entity/794095161 – Malignant neoplasms of lip, oral cavity or pharynx
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  • http://id.who.int/icd/entity/879154182 – Neoplasms of central nervous system or related structures
  • http://id.who.int/icd/entity/944754984 – Neoplasms of haematopoietic or lymphoid tissues

Sibling codes

  • 2C15.0 – Adenocarcinoma of biliary tract, distal bile duct
  • 2C15.1 – Mucinous cystic neoplasm with associated invasive carcinoma of distal bile duct
  • 2C15.2 – Neuroendocrine neoplasms of distal bile duct
  • 2C15.Y – Other specified malignant neoplasms of biliary tract, distal bile duct

Foundation entity

Malignant neoplasms of biliary tract, distal bile duct – http://id.who.int/icd/entity/1707654227

Allowed postcoordination axes

Part of: 2C15: Malignant neoplasms of biliary tract, distal bile duct › 02: Neoplasms