Nematocysts

Also indexed as

Nematocysts

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
Topology Scale Value
Anatomy and topography
Histopathology
Dimensions of injury
Dimensions of external causes
Consciousness
Substances
Diagnosis code descriptors
Capacity or context
5 more
Additional aspects of mechanism
Activity when injured
Aspects of place of injury occurrence
Objects, living things or substances involved in causing injury
Alcohol use in injury event
Psychoactive drug use in injury event
Aspects of transport injury events
Aspects of sports injury events
Aspects of occupational injury events
11 more
Item mainly for personal use
Equipment mainly used in sports or recreational activity
XE0P3Tool, machine, apparatus mainly used for work-related activity
Weapon
Person, animal, plant or fungus
Building, building component, or related fitting
Ground surface or surface conformation
Material, not elsewhere classified
XE3NRFire, flame or smoke causing injury
17 more
XE3C1Plant
XE6L5Bird
XE6UVInsect, invertebrate
XE813Land mammal
XE2AHMarine animal
XE1PTReptile or amphibian
XE653Person
XE765Shark
XE71FOther fishes
XE48LSea snake
XE3UQMarine mammal
XE8BWJellyfish
XE75ECoral
XE6ZASea urchin
XE45CSea anemone
XE43LSea cucumber
XE40RNematocysts

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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