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
  • T54.3X3S|

    Toxic effect of corrosive alkalis and alkali-like substances, assault, sequela

  • T54.3X4|

    Toxic effect of corrosive alkalis and alkali-like substances, undetermined

  • T54.3X4A|

    Toxic effect of corrosive alkalis and alkali-like substances, undetermined, initial encounter

  • T54.3X4D|

    Toxic effect of corrosive alkalis and alkali-like substances, undetermined, subsequent encounter

  • T54.3X4S|

    Toxic effect of corrosive alkalis and alkali-like substances, undetermined, sequela

  • T54.9|

    Toxic effects of unspecified corrosive substance

  • T54.91|

    Toxic effect of unspecified corrosive substance, accidental (unintentional)

  • T54.91XA|

    Toxic effect of unspecified corrosive substance, accidental (unintentional), initial encounter

  • T54.91XD|

    Toxic effect of unspecified corrosive substance, accidental (unintentional), subsequent encounter

  • T54.91XS|

    Toxic effect of unspecified corrosive substance, accidental (unintentional), sequela

  • T54.92|

    Toxic effect of unspecified corrosive substance, intentional self-harm

  • T54.92XA|

    Toxic effect of unspecified corrosive substance, intentional self-harm, initial encounter

  • T54.92XD|

    Toxic effect of unspecified corrosive substance, intentional self-harm, subsequent encounter

  • T54.92XS|

    Toxic effect of unspecified corrosive substance, intentional self-harm, sequela

  • T54.93|

    Toxic effect of unspecified corrosive substance, assault

  • T54.93XA|

    Toxic effect of unspecified corrosive substance, assault, initial encounter

  • T54.93XD|

    Toxic effect of unspecified corrosive substance, assault, subsequent encounter

  • T54.93XS|

    Toxic effect of unspecified corrosive substance, assault, sequela

  • T54.94|

    Toxic effect of unspecified corrosive substance, undetermined

  • T54.94XA|

    Toxic effect of unspecified corrosive substance, undetermined, initial encounter

  • T54.94XD|

    Toxic effect of unspecified corrosive substance, undetermined, subsequent encounter

  • T54.94XS|

    Toxic effect of unspecified corrosive substance, undetermined, sequela

  • T55|

    Toxic effect of soaps and detergents

  • T55.0|

    Toxic effect of soaps

  • T55.0X|

    Toxic effect of soaps

  • T55.0X1|

    Toxic effect of soaps, accidental (unintentional)

  • T55.0X1A|

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

  • T55.0X1D|

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

  • T55.0X1S|

    Toxic effect of soaps, accidental (unintentional), sequela

  • T55.0X2|

    Toxic effect of soaps, intentional self-harm

  • T55.0X2A|

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

  • T55.0X2D|

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

  • T55.0X2S|

    Toxic effect of soaps, intentional self-harm, sequela

  • T55.0X3|

    Toxic effect of soaps, assault

  • T55.0X3A|

    Toxic effect of soaps, assault, initial encounter

  • T55.0X3D|

    Toxic effect of soaps, assault, subsequent encounter

  • T55.0X3S|

    Toxic effect of soaps, assault, sequela

  • T55.0X4|

    Toxic effect of soaps, undetermined

  • T55.0X4A|

    Toxic effect of soaps, undetermined, initial encounter

  • T55.0X4D|

    Toxic effect of soaps, undetermined, subsequent encounter

  • T55.0X4S|

    Toxic effect of soaps, undetermined, sequela

  • T55.1|

    Toxic effect of detergents

  • T55.1X|

    Toxic effect of detergents

  • T55.1X1|

    Toxic effect of detergents, accidental (unintentional)

  • T55.1X1A|

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

  • T55.1X1D|

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

  • T55.1X1S|

    Toxic effect of detergents, accidental (unintentional), sequela

  • T55.1X2|

    Toxic effect of detergents, intentional self-harm

  • T55.1X2A|

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

  • T55.1X2D|

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

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