2C22.1YICD-11 MMS 2026-01
Squamous cell carcinoma of other specified 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.
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
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- http://id.who.int/icd/entity/944754984 – Neoplasms of haematopoietic or lymphoid tissues
Sibling codes
2C22.10– Squamous cell carcinoma of sphenoidal sinus
Foundation entity
Squamous cell carcinoma of accessory sinuses – http://id.who.int/icd/entity/587441542
Allowed postcoordination axes
Part of: 2C22.1: Squamous cell carcinoma of accessory sinuses › 2C22: Malignant neoplasms of accessory sinuses › 02: Neoplasms