4A85

The ICD-11 code for complex allergic or hypersensitivity conditions is 4A85. The full clinical description is "Complex allergic or hypersensitivity conditions".

ICD-11 code 4A85 represents “Complex allergic or hypersensitivity conditions”. It is classified under Chapter 4: Diseases of the Immune System.

4A85 is in Chapter 4: Diseases of the Immune System (codes 4A00-4B4Z).

There is no direct ICD-10 mapping available for 4A85 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-10. Use the ICD-11 to ICD-10 converter to search for related codes.

ICD-11 is the latest revision of the WHO's International Classification of Diseases, succeeding ICD-10. Key differences include: a fully digital-first design, new chapters for sleep-wake disorders, sexual health, and traditional medicine, improved coding for rare diseases, and better integration with electronic health records through extension codes.

4A85 has 6 child codes, including: 4A85.0 (Drug or pharmacological agents hypersensitivity), 4A85.1 (Hypersensitivity to herbal or alternative medical therapies), 4A85.2 (Food hypersensitivity), 4A85.3 (Allergic or hypersensitivity reactions to arthropods), and 2 more.