CB41.21

ICD-11 MMS 2026-01

Respiratory failure, unspecified, Type II

Description

Type 2 respiratory failure is caused by inadequate ventilation; both oxygen and carbon dioxide are affected. Defined as the build up of carbon dioxide levels (PaCO2) that has been generated by the body.

Index terms

  • Respiratory failure, unspecified, Type II
  • Hypercapnic respiratory failure, Type II unspecified
  • Hypercapnic respiratory failure, unspecified
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  • hypercarbic respiratory failure
  • type 2 respiratory failure, unspecified

Exclusions from above levels

  • CB00 – Acute respiratory distress syndrome
  • KB23 – Respiratory distress of newborn
  • MD33 – Respiratory arrest
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  • 01 – Certain infectious or parasitic diseases
  • 05 – Endocrine, nutritional or metabolic diseases
  • 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

  • CB41.20 – Respiratory failure, unspecified, Type I
  • CB41.2Z – Respiratory failure, unspecified

Foundation entity

Respiratory failure, unspecified, Type II – http://id.who.int/icd/entity/1552748079

Allowed postcoordination axes

Part of: CB41.2: Respiratory failure, unspecified as acute or chronic › CB41: Respiratory failure › 12: Diseases of the respiratory system