2C25.2

ICD-11 MMS 2026-01

Squamous cell carcinoma of bronchus or lung

Description

A carcinoma arising from malignant squamous bronchial epithelial cells and characterised by the presence of keratinization and/or intercellular bridges. Cigarette smoking and arsenic exposure are strongly associated with squamous cell lung carcinoma.

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 bronchus or lung
  • Papillary squamous cell carcinoma of lung
  • Basaloid squamous cell carcinoma of lung
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  • Clear cell squamous cell carcinoma of lung
  • Squamous cell cancer of lung
  • Small cell non-keratinizing squamous cell carcinoma of lung

Exclusions from above levels

  • 2D70 – Malignant neoplasm metastasis in lung
  • http://id.who.int/icd/entity/1965082709 – Malignant mesenchymal neoplasms
  • 2C51.2 – Mesotheliomas of peritoneum
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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

  • 2C25.0 – Adenocarcinoma of bronchus or lung
  • 2C25.1 – Small cell carcinoma of bronchus or lung
  • 2C25.3 – Large cell carcinoma of bronchus or lung
  • 2C25.4 – Carcinoid or other malignant neuroendocrine neoplasms of bronchus or lung
  • 2C25.5 – Unspecified malignant epithelial neoplasm of bronchus or lung
  • 2C25.Y – Other specified malignant neoplasms of bronchus or lung
  • 2C25.Z – Malignant neoplasms of bronchus or lung, unspecified

Foundation entity

Squamous cell carcinoma of bronchus or lung – http://id.who.int/icd/entity/2045832550

Allowed postcoordination axes

Part of: 2C25: Malignant neoplasms of bronchus or lung › 02: Neoplasms