4A85.0

The ICD-11 code for drug or pharmacological agents hypersensitivity is 4A85.0. The full clinical description is "Drug or pharmacological agents hypersensitivity".

ICD-11 code 4A85.0 represents “Drug or pharmacological agents hypersensitivity”. It is classified under Chapter 4: Diseases of the Immune System.

4A85.0 is in Chapter 4: Diseases of the Immune System (codes 4A00-4B4Z).

There is no direct ICD-10 mapping available for 4A85.0 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.

4A85.0 has 7 child codes, including: 4A85.00 (Drug-induced liver hypersensitivity disease), 4A85.01 (Drug-induced kidney hypersensitivity), 4A85.02 (Drug-induced cytopenia), 4A85.03 (Drug-induced vasculitis), and 3 more.