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Chapters ENES DE

XExtension Codes
Aetiology
Infectious Agents
XN3BHVirus
XN83DCoronavirus
XN1WBBetacoronavirus
XN109SARS-CoV-2
XN161SARS-CoV-2 Omicron
XN51YXBB

XN72A category

XBB.1.5

Also indexed as

XBB.1.5

Nearby in XBB

XN201XBB.1.16
XN8RWEG.5
XN031BA2.86

NextXN201 — XBB.1.16

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
XN8ACArenavirus
XN5VMBornavirus
XN7S5Bunyavirus
XN9RKCalicivirus
XN83DCoronavirus
XN41MHepatitis virus
XN2P0Enterovirus
XN6R5Filovirus
XN0ACFlavivirus
20 more
XN1WBBetacoronavirus
XN884Alphacoronavirus
XN4ZHGammacoronavirus
XN9T6Deltacoronavirus
XN9KNHuman coronavirus HKU1
XN7CXHuman coronavirus OC43
XN3BDMERS-CoV
XN5V7Pipistrellus bat coronavirus HKU5
XN1N9Rousettus bat coronavirus HKU9
XN1V8SARS-CoV-1
XN1GJTylonycteris bat coronavirus HKU4
XN109SARS-CoV-2
XN1GKSARS-CoV-2 Epsilon
XN3ZESARS-CoV-2 Zeta
XN2V4SARS-CoV-2 Eta
XN4Q1SARS-CoV-2 Theta
XN3UDSARS-CoV-2 Iota
XN9LBSARS-CoV-2 Kappa
XN6AMSARS-CoV-2 Lambda
XN39JSARS-CoV-2 Mu
XN161SARS-CoV-2 Omicron
4 more
XN8Z4BA.5
XN4UDBQ.1
XN51YXBB
XN3QVBA.1
XN53KBA.2
XN72AXBB.1.5
XN201XBB.1.16
XN8RWEG.5
XN031BA2.86

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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