4A80

ICD-11 MMS 2026-01

Allergic or hypersensitivity disorders involving the respiratory tract

Description

Allergic or hypersensitivity disorders involving the respiratory tract includes several clinically different conditions that can be considered as hypersensitivity disorders of the upper and lower respiratory tract. The classification of these conditions is complex.

Exclusions from above levels

  • 02 – Neoplasms
  • 18 – Complications of pregnancy, childbirth and the puerperium
  • 20 – Developmental anomalies

Child codes

  • 4A80.0 – Drug-induced bronchospasm
  • 4A80.1 – Bronchospasm provoked by allergy to food substance
  • 4A80.Y – Other specified allergic or hypersensitivity disorders involving the respiratory tract
  • 4A80.Z – Allergic or hypersensitivity disorders involving the respiratory tract, unspecified

Foundation children elsewhere

  • CA08 – Vasomotor or allergic rhinitis
  • CA0A – Chronic rhinosinusitis
  • CA0J – Nasal polyp
  • CA23 – Asthma
  • CA70 – Hypersensitivity pneumonitis due to organic dust
  • CA82.4 – Aspergillus-induced allergic or hypersensitivity conditions

Sibling codes

  • 4A81 – Allergic or hypersensitivity disorders involving the eye
  • 4A82 – Allergic or hypersensitivity disorders involving skin or mucous membranes
  • 4A83 – Allergic or hypersensitivity disorders involving the gastrointestinal tract
  • 4A84 – Anaphylaxis
  • 4A85 – Complex allergic or hypersensitivity conditions
  • 4A8Y – Allergic or hypersensitivity conditions of other specified type
  • 4A8Z – Allergic or hypersensitivity conditions of unspecified type

Foundation entity

Allergic or hypersensitivity disorders involving the respiratory tract – http://id.who.int/icd/entity/1531458929

Part of: 04: Diseases of the immune system