AB55
Sudden idiopathic hearing loss
Sudden idiopathic hearing loss
Classification
ICD-11
Block
AB50-AB5ZParent Code
BlockL1-AB5ICD-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(1)
Frequently Asked Questions
What is the ICD-11 code for sudden idiopathic hearing loss?
The ICD-11 code for sudden idiopathic hearing loss is AB55. The full clinical description is "Sudden idiopathic hearing loss".
What does ICD-11 code AB55 mean?
ICD-11 code AB55 represents “Sudden idiopathic hearing loss”. It is classified under Chapter 10: Diseases of the Ear or Mastoid Process.
What chapter is AB55 in?
AB55 is in Chapter 10: Diseases of the Ear or Mastoid Process (codes AA00-AC0Z).
What is the ICD-10 equivalent of ICD-11 code AB55?
AB55 maps to the ICD-10 code: H91.2 (Sudden idiopathic hearing loss). 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 AB55?
AB55 is linked to 1 UMLS Concept Unique Identifier: C4316900. 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.