CA21.2ICD-11 MMS 2026-01
Centrilobular emphysema
Description
Centrilobular (centriacinar) emphysema begins in the respiratory bronchioles and spreads peripherally. This form is associated with long-standing cigarette smoking and predominantly involves the upper half of the lungs.
Index terms
- Centrilobular emphysema
- centriacinar emphysema
- lung or pulmonary emphysema, centriacinar
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- lung or pulmonary emphysema, centrilobular
Exclusions from above levels
CA22– emphysema with chronic (obstructive) bronchitisCA22.1– emphysematous (obstructive) bronchitisCA81.Y– emphysema due to inhalation of chemicals, gases, fumes or vapours
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CB40.3– emphysema mediastinalCB40.4– Compensatory emphysemaKB27.0– Interstitial emphysema originating in the perinatal periodNE81– emphysema, surgical (subcutaneous)NF0A.7– Traumatic subcutaneous emphysema, not elsewhere classified01– 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
Foundation entity
Centrilobular emphysema – http://id.who.int/icd/entity/748115804
Part of: CA21: Emphysema › 12: Diseases of the respiratory system