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Chapters ENES DE

XExtension Codes
Aetiology
Infectious Agents
XN9S1Parasites
Protozoa

XN1M1 category

Naegleria

1 subordinate code

XN6EVNaegleria fowleri

Also indexed as

Naegleria

Nearby in Protozoa

XN0HMAcanthamoeba
XN7S2Amoeba
XN9YXBabesia
XN7ZSBalantidium
XN6UYBlastocystis
XN1XACoccidia
XN8LECryptosporidium
XN7VLCyclospora

PreviousXN8JE — Leishmania NextXN5FW — Plasmodium

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
Helminths
Protozoa
Lice or Mites
XN8CTScrewworm
XN59UVandellia cirrhosa
XN857Infestation by beetle
XN00ZInsect larva
XN2K0Leech
XN9MALinguatula serrata
2 more
XN1XACoccidia
XN8LECryptosporidium
XN7VLCyclospora
XN3S1Entamoeba
XN6H5Giardia
XN4Y2Isospora
XN8JELeishmania
XN1M1Naegleria
XN5FWPlasmodium
XN92FSarcocystis
XN7HCToxoplasma
XN316Trichomonas
XN9H4Trypanosoma
XN7XHDientamoeba
XN30LRetortamonas
6 more
XN6EVNaegleria fowleri

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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