CA81.0

ICD-11 MMS 2026-01

Bronchitis or pneumonitis due to chemicals, gases, fumes or vapours

Description

This is an inflammation of the mucous membranes of the bronchi (the larger and medium-sized airways that carry airflow from the trachea into the more distal parts of the lung parenchyma) and inflammation of lung tissue, due to chemicals, gases, fumes and vapours.

Index terms

  • Bronchitis or pneumonitis due to chemicals, gases, fumes or vapours
  • Acute bronchitis due to chemical fumes
  • Acute chemical bronchitis
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  • chemical bronchitis
  • Bronchitis due to fumes or vapours
  • Pneumonia due to fumes or vapours

Exclusions from above levels

  • CA23 – Asthma
  • 01 – Certain infectious or parasitic diseases
  • 05 – Endocrine, nutritional or metabolic diseases
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  • 18 – Complications of pregnancy, childbirth and the puerperium
  • 19 – Certain conditions originating in the perinatal period
  • 20 – Congenital malformations, deformations and chromosomal abnormalities
  • 22 – Injury, poisoning or certain other consequences of external causes

Sibling codes

  • CA81.1 – Pulmonary oedema due to chemicals, gases, fumes or vapours
  • CA81.2 – Upper respiratory inflammation due to chemicals, gases, fumes or vapours, not elsewhere classified
  • CA81.Y – Other specified respiratory conditions due to inhalation of chemicals, gases, fumes or vapours
  • CA81.Z – Respiratory conditions due to inhalation of chemicals, gases, fumes or vapours, unspecified

Foundation entity

Bronchitis or pneumonitis due to chemicals, gases, fumes or vapours – http://id.who.int/icd/entity/1765772945

Allowed postcoordination axes

Part of: CA81: Respiratory conditions due to inhalation of chemicals, gases, fumes or vapours › 12: Diseases of the respiratory system