QC44

The ICD-11 code for personal history of diseases of the immune system is QC44. The full clinical description is "Personal history of diseases of the immune system".

ICD-11 code QC44 represents “Personal history of diseases of the immune system”. It is classified under Chapter 24: Factors Influencing Health Status or Contact With Health Services.

QC44 is in Chapter 24: Factors Influencing Health Status or Contact With Health Services (codes QA00-QF4Z).

There is no direct ICD-10 mapping available for QC44 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.

QC44 has 6 child codes, including: QC44.0 (Personal history of anaphylaxis), QC44.1 (Personal history of food-induced allergy or hypersensitivity), QC44.2 (Personal history of allergy to drugs, medicaments or biological substances), QC44.3 (Personal history of allergy, other than to drugs or biological substances), and 2 more.