4A44.2
Giant cell arteritis
Giant cell arteritis
Classification
ICD-11
Block
4A40-4A4ZParent Code
4A44ICD-10 Mapping
1 equivalentWHO Foundation
View on WHOICD-10 Equivalents(1)
ICD-10 Equivalents
View full mappingCorresponding ICD-10-CM codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(11)
SNOMED CT ↗
- Cerebral arteritis28366008
- Arteritic ischaemic optic neuropathy230508004
- Cerebral arteritis in systemic vasculitis230731002
- Cerebral arteritis in giant cell arteritis230732009
- Cranial arteritis400130008
- AION - anterior ischaemic optic neuropathy404659001
- GCA - giant cell arteritis414341000
- AAION - arteritic anterior ischaemic optic neuropathy733506009
- Arteritic anterior ischaemic optic neuropathy due to giant cell arteritis838363001
- C-GCA - cranial giant cell arteritis1306798007
Frequently Asked Questions
What is the ICD-11 code for giant cell arteritis?
The ICD-11 code for giant cell arteritis is 4A44.2. The full clinical description is "Giant cell arteritis".
What does ICD-11 code 4A44.2 mean?
ICD-11 code 4A44.2 represents “Giant cell arteritis”. It is classified under Chapter 4: Diseases of the Immune System.
What chapter is 4A44.2 in?
4A44.2 is in Chapter 4: Diseases of the Immune System (codes 4A00-4B4Z).
What is the ICD-10 equivalent of ICD-11 code 4A44.2?
4A44.2 maps to the ICD-10 code: M31.6 (Other giant cell arteritis). This is an equivalent mapping.
What is the difference between ICD-10 and ICD-11?
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.
What SNOMED CT codes does 4A44.2 map to?
4A44.2 maps to 10 SNOMED CT concepts: 733506009, 404659001, 838363001, 230508004, 1306798007, and 5 more. SNOMED CT is a clinical terminology used in electronic health records.
What UMLS concepts map to ICD-11 code 4A44.2?
4A44.2 is linked to 1 UMLS Concept Unique Identifier: C0477585. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.