CA70.7ICD-11 MMS 2026-01
Air conditioner or humidifier lung
Description
A form of the sick building syndrome caused by organisms that contaminate humidifiers and the piping of air conditioner ducts. The air conditioner blows cold air containing spores of the organisms throughout the building.
Coding note from above levels
Includes: allergic alveolitis and pneumonitis due to inhaled organic dust and particles of fungal, actinomycetic or other origin
Index terms
- Air conditioner or humidifier lung
- air conditioner lung
- air conditioner pneumonitis
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- air humidifier lung
- air humidifier pneumonitis
- humidifier lung
- humidifier pneumonitis
- sauna takers lung
- ventilation pneumonitis
- Allergic alveolitis due to fungi, thermophilic actinomycetes and other organisms growing in ventilation [air-conditioning] systems
Exclusions from above levels
CA80– Airway disease due to specific organic dustCA81.0– pneumonitis due to inhalation of chemicals, gases, fumes or vapoursCA40– Pneumonia
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CA23– Asthma01– Certain infectious or parasitic diseases05– Endocrine, nutritional or metabolic diseases18– Complications of pregnancy, childbirth and the puerperium19– Certain conditions originating in the perinatal period20– Congenital malformations, deformations and chromosomal abnormalities22– Injury, poisoning or certain other consequences of external causes
Sibling codes
CA70.0– Farmer lungCA70.1– BagassosisCA70.2– Bird fancier lungCA70.3– SuberosisCA70.4– Malt worker lungCA70.5– Mushroom worker lungCA70.6– Maple bark stripper lungCA70.Y– Other specified hypersensitivity pneumonitis due to organic dustCA70.Z– Hypersensitivity pneumonitis due to organic dust, unspecified
Foundation entity
Air conditioner or humidifier lung – http://id.who.int/icd/entity/1414909625
Allowed postcoordination axes
Part of: CA70: Hypersensitivity pneumonitis due to organic dust › 12: Diseases of the respiratory system