ICD-10-CM > S00-T88 > T51-T65 > T65 > T65.0 > T65.0X T65.0X Toxic effect of cyanides Non-Billable/Non-Specific Codes T65.0X1Toxic effect of cyanides, accidental (unintentional)T65.0X1A..., initial encounterT65.0X1D..., subsequent encounterT65.0X1S..., sequelaT65.0X2Toxic effect of cyanides, intentional self-harmT65.0X2A..., initial encounterT65.0X2D..., subsequent encounterT65.0X2S..., sequelaT65.0X3Toxic effect of cyanides, assaultT65.0X3A..., initial encounterT65.0X3D..., subsequent encounterT65.0X3S..., sequelaT65.0X4Toxic effect of cyanides, undeterminedT65.0X4A..., initial encounterT65.0X4D..., subsequent encounterT65.0X4S..., sequela