CB41

ICD-11 MMS 2026-01

Respiratory failure

Description

Respiratory failure is a life-threatening impairment of oxygenation or carbon dioxide (CO2) elimination. Respiratory failure may occur because of impaired gas exchange, decreased ventilation, or both. The level of oxygen in the blood becomes dangerously low or the level of carbon dioxide becomes dangerously high.

Index terms

  • Respiratory failure

Excludes

  • CB00 – Acute respiratory distress syndrome
  • KB23 – Respiratory distress of newborn
  • MD33 – Respiratory arrest

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

Child codes

  • CB41.0 – Acute respiratory failure
  • CB41.1 – Chronic respiratory failure
  • CB41.2 – Respiratory failure, unspecified as acute or chronic

Sibling codes

  • CB40 – Certain diseases of the respiratory system
  • CB7Z – Diseases of the respiratory system, unspecified

Foundation entity

Respiratory failure – http://id.who.int/icd/entity/370028006

Allowed postcoordination axes

Part of: 12: Diseases of the respiratory system