CB05.41

ICD-11 MMS 2026-01

Respiratory disorders in microscopic polyangiitis

Description

This encompasses pathological conditions affecting the organs and tissues that make gas exchange possible in higher organisms, and includes conditions of the upper respiratory tract, trachea, bronchi, bronchioles, alveoli, pleura and pleural cavity, and the nerves and muscles of breathing. This diagnosis is in an ill-defined autoimmune disease characterised by a systemic, pauci-immune, necrotizing, small-vessel vasculitis without clinical or pathological evidence of necrotizing granulomatous inflammation.

Index terms

  • Respiratory disorders in microscopic polyangiitis

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

  • CB05.40 – Respiratory disorders in Churg-Strauss syndrome
  • CB05.4Y – Other specified interstitial lung diseases associated with systemic vasculitides
  • CB05.4Z – Interstitial lung diseases associated with systemic vasculitides, unspecified

Foundation entity

Respiratory disorders in microscopic polyangiitis – http://id.who.int/icd/entity/1528390525

Part of: CB05.4: Interstitial lung diseases associated with systemic vasculitides › CB05: Interstitial lung diseases associated with systemic diseases › 12: Diseases of the respiratory system