ICD-10-CM>S00-T88>T51-T65>T52>T52.8>T52.81T52.81Toxic effects of alkenesNon-Billable/Non-SpecificCodesT52.811Toxic effect of alkenes, accidental (unintentional)T52.811A..., initial encounterT52.811D..., subsequent encounterT52.811S..., sequelaT52.812Toxic effect of alkenes, intentional self-harmT52.812A..., initial encounterT52.812D..., subsequent encounterT52.812S..., sequelaT52.813Toxic effect of alkenes, assaultT52.813A..., initial encounterT52.813D..., subsequent encounterT52.813S..., sequelaT52.814Toxic effect of alkenes, undeterminedT52.814A..., initial encounterT52.814D..., subsequent encounterT52.814S..., sequela