2B66.0

ICD-11 MMS 2026-01

Squamous cell carcinoma of other or unspecified parts of mouth

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

  • Squamous cell carcinoma of other or unspecified parts of mouth

Exclusions from above levels

  • http://id.who.int/icd/entity/1965082709 – Malignant mesenchymal neoplasms
  • 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

  • 2B66.Y – Other specified malignant neoplasms of other or unspecified parts of mouth
  • 2B66.Z – Malignant neoplasms of other or unspecified parts of mouth, unspecified

Foundation entity

Squamous cell carcinoma of other or unspecified parts of mouth – http://id.who.int/icd/entity/844333740

Allowed postcoordination axes

Part of: 2B66: Malignant neoplasms of other or unspecified parts of mouth › 02: Neoplasms