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Chapters ENES DE

23External causes of morbidity or mortality
Unintentional causes

PA90-PA9Z block

Unintentional immersion, submersion or falling into water

4 subordinate codes

PA90Unintentional drowning or submersion, while in body of water
PA91Unintentional drowning or submersion, following fall into body of water
PA92Unintentional injury other than drowning following fall into body of water
4B4ZDiseases of the immune system, unspecified

Nearby in Unintentional causes

PA00-PA5ZUnintentional transport injury event
PA60-PA6ZUnintentional fall
PA70-PA7ZUnintentional contact with person, animal or plant
PA80-PA8ZUnintentional exposure to object, not elsewhere classified
PB00-PB0ZUnintentional threat to breathing
PB10-PB1ZUnintentional exposure to thermal mechanism
PB20-PB36Unintentional exposure to or harmful effects of substances
PB50-PB5BUnintentional exposure to other mechanism

PreviousPA80-PA8Z — Unintentional exposure to object, not elsewhere classified NextPB00-PB0Z — Unintentional threat to breathing

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
PA00-PB6ZUnintentional causes
PB80-PD3ZIntentional self-harm
PD50-PF2ZAssault
PF40-PH8ZUndetermined intent
PJ00-PJ0ZExposure to extreme forces of nature
PJ20-PJ2ZMaltreatment
PJ40-PJ4ZLegal intervention
PJ60-PK6ZArmed conflict
PK80-PL14.ZCauses of healthcare related harm or injury
2 more
PA00-PA5ZUnintentional transport injury event
PA60-PA6ZUnintentional fall
PA70-PA7ZUnintentional contact with person, animal or plant
PA80-PA8ZUnintentional exposure to object, not elsewhere classified
PA90-PA9ZUnintentional immersion, submersion or falling into water
PB00-PB0ZUnintentional threat to breathing
PB10-PB1ZUnintentional exposure to thermal mechanism
PB20-PB36Unintentional exposure to or harmful effects of substances
PB50-PB5BUnintentional exposure to other mechanism
4B4YOther specified diseases of the immune system
4B4ZDiseases of the immune system, unspecified
PA90Unintentional drowning or submersion, while in body of water
PA91Unintentional drowning or submersion, following fall into body of water
PA92Unintentional injury other than drowning following fall into body of water
4B4ZDiseases of the immune system, unspecified

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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