4A84 Anaphylaxis
International Classification of Diseases for Mortality and Morbidity Statistics, 11th Revision, v2024-01
Anaphylaxis is a severe, life-threatening systemic hypersensitivity reaction characterised by being rapid in onset with potentially life-threatening airway, breathing, or circulatory problems and is usually, although not always, associated with skin and mucosal changes.
sections/codes in this section (4A84-4A84)
- Anaphylaxis due to allergic reaction to food (4A84.0)
- Drug-induced anaphylaxis (4A84.1)
- Anaphylaxis due to insect venom (4A84.2)
- Anaphylaxis provoked by physical factors (4A84.3)
- Anaphylaxis due to inhaled allergens (4A84.4)
- Anaphylaxis due to contact with allergens (4A84.5)
- Anaphylaxis secondary to mast cell disorder (4A84.6)
- Other specified anaphylaxis (4A84.Y)
- Anaphylaxis, unspecified (4A84.Z)
postcoordination
Add Stem and/or Extension codes to form a cluster code which adds detail to the condition.
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