All ICD10 Codes

HCN ICD-10-CM Codes

From the ICD-10-CM 2027 Table of Drugs and Chemicals. Codes for poisoning, adverse effects and underdosing. Each code takes a 7th character: A (initial encounter), D (subsequent encounter) or S (sequela). Full Table of Drugs and Chemicals

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TermPoisoning, accidentalPoisoning, self-harmPoisoning, assaultPoisoning, undeterminedAdverse effectUnderdosing
HCNT57.3X1T57.3X2T57.3X3T57.3X4----

What the HCN codes mean

  • T57.3X1 Toxic effect of hydrogen cyanide, accidental (unintentional)
  • T57.3X2 Toxic effect of hydrogen cyanide, intentional self-harm
  • T57.3X3 Toxic effect of hydrogen cyanide, assault
  • T57.3X4 Toxic effect of hydrogen cyanide, undetermined