CB22

ICD-11 MMS 2026-01

Diseases of mediastinum, not elsewhere classified

Description

This refers to diseases of the mediastinum where the mediastinum is an undelineated group of structures in the thorax, surrounded by loose connective tissue. It is the central compartment of the thoracic cavity

Excludes

  • CA43.3 – Abscess of mediastinum

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

  • CB22.0 – Fibrosing mediastinitis
  • CB22.Y – Other specified diseases of mediastinum, not elsewhere classified
  • CB22.Z – Disease of mediastinum, unspecified

Sibling codes

  • CB20 – Pleural plaque
  • CB21 – Pneumothorax
  • CB23 – Disorders of diaphragm
  • CB24 – Chylous effusion
  • CB25 – Fibrothorax
  • CB26 – Haemothorax
  • CB27 – Pleural effusion
  • CB2Y – Other specified pleural, diaphragm or mediastinal disorders
  • CB2Z – Pleural, diaphragm or mediastinal disorders, unspecified

Foundation entity

Diseases of mediastinum, not elsewhere classified – http://id.who.int/icd/entity/73371535

Part of: 12: Diseases of the respiratory system