4A01

The ICD-11 code for primary immunodeficiencies due to disorders of adaptive immunity is 4A01. The full clinical description is "Primary immunodeficiencies due to disorders of adaptive immunity".

ICD-11 code 4A01 represents “Primary immunodeficiencies due to disorders of adaptive immunity”. It is classified under Chapter 4: Diseases of the Immune System.

4A01 is in Chapter 4: Diseases of the Immune System (codes 4A00-4B4Z).

There is no direct ICD-10 mapping available for 4A01 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.

4A01 has 5 child codes, including: 4A01.0 (Immunodeficiencies with predominantly antibody defects), 4A01.1 (Combined immunodeficiencies), 4A01.2 (Diseases of immune dysregulation), 4A01.3 (Other well-defined immunodeficiency syndromes due to defects in adaptive immunity), and 1 more.