QB9C

ICD-11 MMS 2026-01

Allergen immunotherapy

Description

Allergen immunotherapy (AIT) is the stimulation of the immune system with the administration of gradually increasing doses of the substance/allergen to which the patient is allergic. AIT is indicated in the treatment of many allergic conditions, such as allergic rhinitis, allergic asthma, allergic conjunctivitis, IgE-mediated food allergies among others.

Index terms

  • Allergen immunotherapy
  • desensitisation
  • desensitisation to allergens

Sibling codes

  • QB90 – Contact with health services for ear piercing
  • QB91 – Contact with health services for piercing of body site other than ear
  • QB92 – Contact with health services for issue of repeat prescription
  • QB93 – Contact with health services for orthodontic care
  • QB94 – Care involving dialysis
  • QB95 – Care involving use of rehabilitation procedures
  • QB96 – Contact with health services for radiotherapy session
  • QB97 – Contact with health services for chemotherapy session for neoplasm
  • QB98 – Blood transfusion without reported diagnosis
  • QB99 – Apheresis
  • QB9A – Preparatory care for subsequent treatment
  • QB9B – Palliative care
  • QB9Y – Other specified contact with health services for nonsurgical interventions not involving devices
  • QB9Z – Contact with health services for nonsurgical interventions not involving devices, unspecified

Foundation entity

Allergen immunotherapy – http://id.who.int/icd/entity/744313508

Part of: 24: Factors influencing health status or contact with health services