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Chapters ENES DE

XExtension Codes
Aetiology
Infectious Agents
XN3BHVirus

XN7UC category

Poxvirus

4 subordinate codes

XN32KOrthopoxvirus
XN1M0Parapox virus
XN0CVYatapox virus
XN5G8Molluscipoxvirus

Also indexed as

Poxvirus

Nearby in Virus

XN000Adenovirus
XN1BEArbovirus
XN8ACArenavirus
XN5VMBornavirus
XN7S5Bunyavirus
XN9RKCalicivirus
XN83DCoronavirus
XN41MHepatitis virus

PreviousXN9WH — Polyomavirus NextXN22T — Reovirus

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
XN5SGOrthomyxovirus
XN33BLyssavirus
XN8R7Orthopolyomavirus
XN82VParamyxovirus
XN7X8Parvovirus
XN8W9Pneumovirus
XN9WHPolyomavirus
XN7UCPoxvirus
XN22TReovirus
XN6FRRetrovirus
XN6N7Rotavirus
XN2F7Rubivirus
XN7R4Astrovirus
XN6T9Vesiculovirus
XN6U5Nairovirus
14 more
XN32KOrthopoxvirus
XN1M0Parapox virus
XN0CVYatapox virus
XN5G8Molluscipoxvirus

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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