2C22.0

ICD-11 MMS 2026-01

Adenocarcinoma of accessory sinuses

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 accessory sinuses
  • Adenocarcinoma of maxillary sinus
  • Adenocarcinoma of ethmoidal sinus
Show allHide
  • Adenocarcinoma of frontal sinus
  • Adenocarcinoma of sphenoidal sinus
  • Adenocarcinoma involving overlapping sites of accessory sinuses

Exclusions from above levels

  • http://id.who.int/icd/entity/1965082709 – Malignant mesenchymal neoplasms
  • 2C51.2 – Mesotheliomas of peritoneum
  • http://id.who.int/icd/entity/879154182 – Neoplasms of central nervous system or related structures
Show allHide
  • http://id.who.int/icd/entity/944754984 – Neoplasms of haematopoietic or lymphoid tissues

Sibling codes

  • 2C22.1 – Squamous cell carcinoma of accessory sinuses
  • 2C22.2 – Malignant epithelial neoplasms of accessory sinuses, unspecified type
  • 2C22.3 – Melanomas of accessory sinuses
  • 2C22.Y – Other specified malignant neoplasms of accessory sinuses
  • 2C22.Z – Malignant neoplasms of accessory sinuses, unspecified

Foundation entity

Adenocarcinoma of accessory sinuses – http://id.who.int/icd/entity/345015544

Allowed postcoordination axes

Part of: 2C22: Malignant neoplasms of accessory sinuses › 02: Neoplasms