CA4Y

ICD-11 MMS 2026-01

Other specified lung infections

Exclusions from above levels

01 – Certain infectious or parasitic diseases
05 – Endocrine, nutritional or metabolic diseases
18 – Complications of pregnancy, childbirth and the puerperium

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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

CA40 – Pneumonia
CA41 – Acute bronchiolitis
CA42 – Acute bronchitis
CA43 – Abscess of lung or mediastinum
CA44 – Pyothorax
CA45 – Respiratory infections, not elsewhere classified
CA4Z – Lung infections, unspecified

Foundation entity

Lung infections – http://id.who.int/icd/entity/915779102

Allowed postcoordination axes

Part of: 12: Diseases of the respiratory system