This value set includes codes based on the following rules:

• Include these codes as defined in http://hl7.org/fhir/sid/icd-10 version 2020

  Code	Display	Definition
  X47	Accidental poisoning by and exposure to other gases and vapours [X47]	Accidental poisoning by and exposure to carbon monoxide and other gases and vapours
  X67	Intentional self-poisoning by and exposure to other gases and vapours [X67]	Intentional self-poisoning by and exposure to carbon monoxide and other gases and vapours
  Y17	Poisoning by and exposure to other gases and vapours, undetermined intent [Y17]	Poisoning by and exposure to carbon monoxide and other gases and vapours, undetermined intent
  T58	Toxic effect of carbon monoxide from all sources [T58]	Toxic effect of carbon monoxide

• Include these codes as defined in http://terminology.hl7.org/CodeSystem/v3-NullFlavor version 20090501

  Code	Display
  OTH	Other

• Include these codes as defined in http://hl7.org/fhir/sid/icd-10-cm version 2021

  Code	Display
  T582X1A	Toxic effect of carbon monoxide from incomplete combustion of other domestic fuels, accidental (unintentional), initial encounter [T58.2X1A]
  T582X3A	Toxic effect of carbon monoxide from incomplete combustion of other domestic fuels, assault, initial encounter [T58.2X3A]
  T582X2A	Toxic effect of carbon monoxide from incomplete combustion of other domestic fuels, intentional self-harm, initial encounter [T58.2X2A]
  T582X4A	Toxic effect of carbon monoxide from incomplete combustion of other domestic fuels, undetermined, initial encounter [T58.2X4A]
  T5801XA	Toxic effect of carbon monoxide from motor vehicle exhaust, accidental (unintentional), initial encounter [T58.01XA]
  T5803XA	Toxic effect of carbon monoxide from motor vehicle exhaust, assault, initial encounter [T58.03XA]
  T5803XS	Toxic effect of carbon monoxide from motor vehicle exhaust, assault, sequela [T58.03XS]
  T5802XA	Toxic effect of carbon monoxide from motor vehicle exhaust, intentional self-harm, initial encounter [T58.02XA]
  T5804XA	Toxic effect of carbon monoxide from motor vehicle exhaust, undetermined, initial encounter [T58.04XA]
  T588X1A	Toxic effect of carbon monoxide from other source, accidental (unintentional), initial encounter [T58.8X1A]
  T588X3A	Toxic effect of carbon monoxide from other source, assault, initial encounter [T58.8X3A]
  T588X2A	Toxic effect of carbon monoxide from other source, intentional self-harm, initial encounter [T58.8X2A]
  T588X4A	Toxic effect of carbon monoxide from other source, undetermined, initial encounter [T58.8X4A]
  T5891XA	Toxic effect of carbon monoxide from unspecified source, accidental (unintentional), initial encounter [T58.91XA]
  T5893XA	Toxic effect of carbon monoxide from unspecified source, assault, initial encounter [T58.93XA]
  T5892XS	Toxic effect of carbon monoxide from unspecified source, intentional self-harm, sequela [T58.92XS]
  T5894XA	Toxic effect of carbon monoxide from unspecified source, undetermined, initial encounter [T58.94XA]
  T5811XA	Toxic effect of carbon monoxide from utility gas, accidental (unintentional), initial encounter [T58.11XA]
  T5813XA	Toxic effect of carbon monoxide from utility gas, assault, initial encounter [T58.13XA]
  T5812XA	Toxic effect of carbon monoxide from utility gas, intentional self-harm, initial encounter [T58.12XA]
  T5814XA	Toxic effect of carbon monoxide from utility gas, undetermined, initial encounter [T58.14XA]