4A01.02

The ICD-11 code for specific antibody deficiency with normal immunoglobulin concentrations or normal number of b cells is 4A01.02. The full clinical description is "Specific antibody deficiency with normal immunoglobulin concentrations or normal number of B cells".

ICD-11 code 4A01.02 represents “Specific antibody deficiency with normal immunoglobulin concentrations or normal number of B cells”. It is classified under Chapter 4: Diseases of the Immune System.

4A01.02 is in Chapter 4: Diseases of the Immune System (codes 4A00-4B4Z).

4A01.02 maps to the ICD-10 code: D80.6 (Antibody defic w near-norm immunoglob or w hyperimmunoglob). This is an equivalent mapping.

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.

4A01.02 maps to 10 SNOMED CT concepts: 234558001, 234560004, 234561000, 234559009, 234557006, and 5 more. SNOMED CT is a clinical terminology used in electronic health records.

4A01.02 is linked to 1 UMLS Concept Unique Identifier: C0475535. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.