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Chapters ENES DE

XExtension Codes
Aetiology
Infectious Agents
XN3BHVirus
XN5SGOrthomyxovirus
XN8WJInfluenza A virus

XN6WE category

Influenza A H3N2 virus

Also indexed as

Influenza A H3N2 virus

Nearby in Influenza A virus

XN297Influenza A H1N1 virus
XN35GInfluenza A H7N9 virus
XN2J2Influenza A H1 virus
XN9Z9Influenza A H1N1v virus
XN3VGInfluenza A H1N2v virus
XN9SGInfluenza A H1N1 pdm2009 virus
XN3UJInfluenza A H1pdm09N2 2:6 reassortant influenza virus
XN02ZSwine influenza A H1N1 virus

PreviousXN8WA — Influenza A H3 virus NextXN476 — Swine influenza A H3N2 virus

Browse ICD-11

01Certain infectious or parasitic diseases
02Neoplasms
03Diseases of the blood or blood-forming organs
04Diseases of the immune system
05Endocrine, nutritional or metabolic diseases
06Mental, behavioural or neurodevelopmental disorders
07Sleep-wake disorders
08Diseases of the nervous system
09Diseases of the visual system
10Diseases of the ear or mastoid process
11Diseases of the circulatory system
12Diseases of the respiratory system
13Diseases of the digestive system
14Diseases of the skin
15Diseases of the musculoskeletal system or connective tissue
16Diseases of the genitourinary system
17Conditions related to sexual health
18Pregnancy, childbirth or the puerperium
19Certain conditions originating in the perinatal period
20Developmental anomalies
21Symptoms, signs or clinical findings, not elsewhere classified
22Injury, poisoning or certain other consequences of external causes
23External causes of morbidity or mortality
24Factors influencing health status or contact with health services
25Codes for special purposes
26Supplementary Chapter Traditional Medicine Conditions
VSupplementary section for functioning assessment
XExtension Codes
Severity Scale Value
Temporality
Aetiology
Topology Scale Value
Anatomy and topography
Histopathology
Dimensions of injury
Dimensions of external causes
Consciousness
5 more
Causality
Infectious Agents
XN74MBacteria
XN3BHVirus
XN8AYFungi
XN9S1Parasites
Other Pathogens
XN6R5Filovirus
XN0ACFlavivirus
XN7V1Human herpesvirus
XN8JYHuman papillomavirus
XN5SGOrthomyxovirus
XN33BLyssavirus
XN8R7Orthopolyomavirus
XN82VParamyxovirus
XN7X8Parvovirus
20 more
XN8WJInfluenza A virus
XN8SGInfluenza B virus
XN8U3Influenza C virus
XN67QInfluenza D virus
XN3VGInfluenza A H1N2v virus
XN9SGInfluenza A H1N1 pdm2009 virus
XN3UJInfluenza A H1pdm09N2 2:6 reassortant influenza virus
XN02ZSwine influenza A H1N1 virus
XN16MInfluenza A H1N2 variant
XN79WInfluenza A H2N2 virus
XN8WAInfluenza A H3 virus
XN6WEInfluenza A H3N2 virus
XN476Swine influenza A H3N2 virus
XN3UUInfluenza A H3N2 Panama/2007/99 virus
XN9HEInfluenza A H3N2 Moscow/10/99 virus
XN9FEInfluenza A H3N2v virus
XN81WEquine influenza A H3N8 virus
XN6MRInfluenza A H5 virus
XN4TTInfluenza A H5N1 virus
18 more

International Classification of Diseases, Eleventh Revision (ICD-11), World Health Organization (WHO) 2019/2021, https://icd.who.int/browse11. Licensed under Creative Commons Attribution-NoDerivatives 3.0 IGO (CC BY-ND 3.0 IGO).

Release 2026-01. View this entity in the official WHO ICD-11 browser.

This page reproduces WHO classification content for reference. It is not medical advice and must not be used to diagnose or treat. For coding decisions, consult the official release and your national coding guidelines.

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