Chapter 19

S00–T88: Injury, Poisoning and Certain Other Consequences of External Causes

Injury, Poisoning and Certain Other Consequences of External Causes diagnostic classification updated for 2026.

Chapter Instructions

Excludes2(Not included here. Code separately if applicable.)
Use Additional Code
  • code to identify any retained foreign body, if applicable (Z18.-)
Internal Codes
  • T59.7X1D|

    Toxic effect of carbon dioxide, accidental (unintentional), subsequent encounter

  • T59.7X1S|

    Toxic effect of carbon dioxide, accidental (unintentional), sequela

  • T59.7X2|

    Toxic effect of carbon dioxide, intentional self-harm

  • T59.7X2A|

    Toxic effect of carbon dioxide, intentional self-harm, initial encounter

  • T59.7X2D|

    Toxic effect of carbon dioxide, intentional self-harm, subsequent encounter

  • T59.7X2S|

    Toxic effect of carbon dioxide, intentional self-harm, sequela

  • T59.7X3|

    Toxic effect of carbon dioxide, assault

  • T59.7X3A|

    Toxic effect of carbon dioxide, assault, initial encounter

  • T59.7X3D|

    Toxic effect of carbon dioxide, assault, subsequent encounter

  • T59.7X3S|

    Toxic effect of carbon dioxide, assault, sequela

  • T59.7X4|

    Toxic effect of carbon dioxide, undetermined

  • T59.7X4A|

    Toxic effect of carbon dioxide, undetermined, initial encounter

  • T59.7X4D|

    Toxic effect of carbon dioxide, undetermined, subsequent encounter

  • T59.7X4S|

    Toxic effect of carbon dioxide, undetermined, sequela

  • T59.8|

    Toxic effect of other specified gases, fumes and vapors

  • T59.81|

    Toxic effect of smoke

  • T59.811|

    Toxic effect of smoke, accidental (unintentional)

  • T59.811A|

    Toxic effect of smoke, accidental (unintentional), initial encounter

  • T59.811D|

    Toxic effect of smoke, accidental (unintentional), subsequent encounter

  • T59.811S|

    Toxic effect of smoke, accidental (unintentional), sequela

  • T59.812|

    Toxic effect of smoke, intentional self-harm

  • T59.812A|

    Toxic effect of smoke, intentional self-harm, initial encounter

  • T59.812D|

    Toxic effect of smoke, intentional self-harm, subsequent encounter

  • T59.812S|

    Toxic effect of smoke, intentional self-harm, sequela

  • T59.813|

    Toxic effect of smoke, assault

  • T59.813A|

    Toxic effect of smoke, assault, initial encounter

  • T59.813D|

    Toxic effect of smoke, assault, subsequent encounter

  • T59.813S|

    Toxic effect of smoke, assault, sequela

  • T59.814|

    Toxic effect of smoke, undetermined

  • T59.814A|

    Toxic effect of smoke, undetermined, initial encounter

  • T59.814D|

    Toxic effect of smoke, undetermined, subsequent encounter

  • T59.814S|

    Toxic effect of smoke, undetermined, sequela

  • T59.89|

    Toxic effect of other specified gases, fumes and vapors

  • T59.891|

    Toxic effect of other specified gases, fumes and vapors, accidental (unintentional)

  • T59.891A|

    Toxic effect of other specified gases, fumes and vapors, accidental (unintentional), initial encounter

  • T59.891D|

    Toxic effect of other specified gases, fumes and vapors, accidental (unintentional), subsequent encounter

  • T59.891S|

    Toxic effect of other specified gases, fumes and vapors, accidental (unintentional), sequela

  • T59.892|

    Toxic effect of other specified gases, fumes and vapors, intentional self-harm

  • T59.892A|

    Toxic effect of other specified gases, fumes and vapors, intentional self-harm, initial encounter

  • T59.892D|

    Toxic effect of other specified gases, fumes and vapors, intentional self-harm, subsequent encounter

  • T59.892S|

    Toxic effect of other specified gases, fumes and vapors, intentional self-harm, sequela

  • T59.893|

    Toxic effect of other specified gases, fumes and vapors, assault

  • T59.893A|

    Toxic effect of other specified gases, fumes and vapors, assault, initial encounter

  • T59.893D|

    Toxic effect of other specified gases, fumes and vapors, assault, subsequent encounter

  • T59.893S|

    Toxic effect of other specified gases, fumes and vapors, assault, sequela

  • T59.894|

    Toxic effect of other specified gases, fumes and vapors, undetermined

  • T59.894A|

    Toxic effect of other specified gases, fumes and vapors, undetermined, initial encounter

  • T59.894D|

    Toxic effect of other specified gases, fumes and vapors, undetermined, subsequent encounter

  • T59.894S|

    Toxic effect of other specified gases, fumes and vapors, undetermined, sequela

  • T59.9|

    Toxic effect of unspecified gases, fumes and vapors

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