AA91.1
Chronic atticoantral suppurative otitis media
Chronic atticoantral suppurative otitis media
Classification
ICD-11
Block
AA90-AA9ZParent Code
AA91ICD-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(2)
Frequently Asked Questions
What is the ICD-11 code for chronic atticoantral suppurative otitis media?
The ICD-11 code for chronic atticoantral suppurative otitis media is AA91.1. The full clinical description is "Chronic atticoantral suppurative otitis media".
What does ICD-11 code AA91.1 mean?
ICD-11 code AA91.1 represents “Chronic atticoantral suppurative otitis media”. It is classified under Chapter 10: Diseases of the Ear or Mastoid Process.
What chapter is AA91.1 in?
AA91.1 is in Chapter 10: Diseases of the Ear or Mastoid Process (codes AA00-AC0Z).
What is the ICD-10 equivalent of ICD-11 code AA91.1?
AA91.1 maps to the ICD-10 code: H66.2 (Chronic atticoantral suppurative otitis media). 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 UMLS concepts map to ICD-11 code AA91.1?
AA91.1 is linked to 2 UMLS Concept Unique Identifiers: C0565831, C0155441. 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.