CB02.11

ICD-11 MMS 2026-01

Idiopathic chronic eosinophilic pneumonitis

Description

Idiopathic chronic eosinophilic pneumonia (pneumonitis) is a pulmonary disease characterised by subacute or chronic respiratory and general symptoms, alveolar and/or blood eosinophilia, and peripheral pulmonary infiltrates on chest imaging and blood eosinophilia in most cases.

Index terms

  • Idiopathic chronic eosinophilic pneumonitis
  • Idiopathic chronic eosinophilic pneumonia
  • Löffler pneumonia
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  • Löffler syndrome

Inclusions

  • Idiopathic chronic eosinophilic pneumonia

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

  • CB02.10 – Idiopathic acute eosinophilic pneumonitis
  • CB02.1Y – Other specified idiopathic eosinophilic pneumonitis
  • CB02.1Z – Idiopathic eosinophilic pneumonitis, unspecified

Foundation entity

Idiopathic chronic eosinophilic pneumonitis – http://id.who.int/icd/entity/958353326

Allowed postcoordination axes

Part of: CB02.1: Idiopathic eosinophilic pneumonitis › CB02: Pulmonary eosinophilia › 12: Diseases of the respiratory system