1A23
Enteritis due to Norovirus
Enteritis due to Norovirus
Classification
ICD-11
Block
1A20-1A2ZParent Code
BlockL2-1A2ICD-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 enteritis due to norovirus?
The ICD-11 code for enteritis due to norovirus is 1A23. The full clinical description is "Enteritis due to Norovirus".
What does ICD-11 code 1A23 mean?
ICD-11 code 1A23 represents “Enteritis due to Norovirus”. It is classified under Chapter 1: Certain Infectious or Parasitic Diseases.
What chapter is 1A23 in?
1A23 is in Chapter 1: Certain Infectious or Parasitic Diseases (codes 1A00-1H0Z).
What is the ICD-10 equivalent of ICD-11 code 1A23?
1A23 maps to the ICD-10 code: A08.1 (Acute gastrent d/t Norwalk agent and oth small round viruses). 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 1A23?
1A23 is linked to 1 UMLS Concept Unique Identifier: C2880112. 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.