CA43.0

ICD-11 MMS 2026-01

Gangrene or necrosis of lung

Description

The term "necrotizing pneumonia" or "lung gangrene" is used to distinguish pulmonary necrosis with multiple small abscesses from a larger cavitary lesion (lung abscess).

Index terms

  • Gangrene or necrosis of lung
  • Lung gangrene
  • gangrenous pneumonia
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  • pulmonary gangrene
  • Lung necrosis
  • ischemic lung necrosis
  • ischemic pulmonary necrosis
  • necrotic lung
  • necrotic pneumonia
  • necrotising pneumonia
  • pulmonary necrosis
  • Acute necrotic pneumonia

Exclusions from above levels

  • CA44 – Abscess of pleural cavity
  • 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

  • CA43.1 – Abscess of lung with pneumonia
  • CA43.2 – Abscess of lung without pneumonia
  • CA43.3 – Abscess of mediastinum
  • CA43.Y – Other specified abscess of lung or mediastinum
  • CA43.Z – Abscess of lung or mediastinum, unspecified

Foundation entity

Gangrene or necrosis of lung – http://id.who.int/icd/entity/632691012

Allowed postcoordination axes

Part of: CA43: Abscess of lung or mediastinum › 12: Diseases of the respiratory system