ICD-10-CM > S00-T88 > T51-T65 > T57 > T57.3 > T57.3X > T57.3X1 > T57.3X1S T57.3X1S Toxic effect of hydrogen cyanide, accidental (unintentional), sequela Billable/Specific Copy Code Copy Description Applicable To Toxic effect of hydrogen cyanide NOS