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Chapters ENES DE

XExtension Codes
Substances
XM9N55Substances, chiefly nonmedicinal
XM19R2Gas, fumes or vapour
XM1X11Carbon monoxide

XM8MR4 category

Blast furnace gas

Also indexed as

Blast furnace gascarbon monoxide from blast furnace gas

Nearby in Carbon monoxide

XM7SP6Carbon monoxide from engine exhaust gas
XM4QD5Carbon monoxide from incomplete combustion of charcoal
XM2EK4Carbon monoxide from incomplete combustion of coal
XM7NG7Carbon monoxide from incomplete combustion of coke
XM9675Carbon monoxide from incomplete combustion of fuel gas
XM8WR8Carbon monoxide from incomplete combustion of wood

NextXM7SP6 — Carbon monoxide from engine exhaust gas

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
Histopathology
Dimensions of injury
Dimensions of external causes
Consciousness
Substances
Diagnosis code descriptors
Capacity or context
Health Devices, Equipment and Supplies
Extension codes of particular relevance to skin diseases
5 more
XM6S30Medicaments
XM9N55Substances, chiefly nonmedicinal
Allergens
XM4VA2Dichloroformoxine
XM14Q4Ethylidene diacetate
XM95V3Explosive chemical
XM8SN2Fiberglass
XM19R2Gas, fumes or vapour
XM5UJ8Halogen derivative of aliphatic and aromatic hydrocarbons
XM4JN8Inorganic substance
XM3589Metal
XM5H13Methyl acrylate
41 more
XM3GS6Bromine vapor
XM8XZ6Carbon dioxide
XM1X11Carbon monoxide
XM0GT6Chlorine
XM3KE4Cyanic acid
XM8Z33Diazomethane
XM70H1Diborane
XM6UG7Dichloroethyl sulfide
XM0YQ4Ethidium chloride
29 more
XM8MR4Blast furnace gas
XM7SP6Carbon monoxide from engine exhaust gas
XM4QD5Carbon monoxide from incomplete combustion of charcoal
XM2EK4Carbon monoxide from incomplete combustion of coal
XM7NG7Carbon monoxide from incomplete combustion of coke
XM9675Carbon monoxide from incomplete combustion of fuel gas
XM8WR8Carbon monoxide from incomplete combustion of wood

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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