Y173-char group
Poisoning by and exposure to carbon monoxide and other gases and vapours, undetermined intent
⇄ Primary-code rule changed vs QĐ4469
Coding rules (TT06)
- ●Cannot be used as primary diagnosis
- ●Avoid — more specific 4-5 char codes exist (see below)
Coding guidance (WHO 2019)
Excl.: carbon monoxide from smoke, fire and flames, undetermined intent (Y26) metal fumes and vapours (Y19)
Codes within Y17
Y17.0Poisoning by and exposure to carbon monoxide from combustion engine exhaust, undetermined intentY17.1Poisoning by and exposure to carbon monoxide from utility gas, undetermined intentY17.2Poisoning by and exposure to carbon monoxide from other domestic fuels, undetermined intentY17.3Poisoning by and exposure to carbon monoxide from other sources, undetermined intentY17.4Poisoning by and exposure to carbon monoxide from unspecified sources, undetermined intentY17.8Poisoning by and exposure to other specified gases and vapours, undetermined intentY17.9Poisoning by and exposure to unspecified gases and vapours, undetermined intent