2B80.10

ICD-11 MMS 2026-01

Adenocarcinoma of jejunum or ileum

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.

Index terms

  • Adenocarcinoma of jejunum or ileum
  • Adenocarcinomas of Meckel diverticulum

Exclusions from above levels

  • http://id.who.int/icd/entity/1965082709 – Malignant mesenchymal neoplasms
  • http://id.who.int/icd/entity/111033337 – Malignant neoplasm metastasis in digestive system
  • 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

  • 2B80.11 – Neuroendocrine neoplasms of jejunum or ileum
  • 2B80.1Y – Other specified malignant neoplasms of jejunum or ileum
  • 2B80.1Z – Malignant neoplasms of jejunum or ileum, unspecified

Foundation entity

Adenocarcinoma of jejunum or ileum – http://id.who.int/icd/entity/1777129612

Allowed postcoordination axes

Part of: 2B80.1: Malignant neoplasms of jejunum or ileum › 2B80: Malignant neoplasms of small intestine › 02: Neoplasms