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
  • T49.0X3D|

    Poisoning by local antifungal, anti-infective and anti-inflammatory drugs, assault, subsequent encounter

  • T49.0X3S|

    Poisoning by local antifungal, anti-infective and anti-inflammatory drugs, assault, sequela

  • T49.0X4|

    Poisoning by local antifungal, anti-infective and anti-inflammatory drugs, undetermined

  • T49.0X4A|

    Poisoning by local antifungal, anti-infective and anti-inflammatory drugs, undetermined, initial encounter

  • T49.0X4D|

    Poisoning by local antifungal, anti-infective and anti-inflammatory drugs, undetermined, subsequent encounter

  • T49.0X4S|

    Poisoning by local antifungal, anti-infective and anti-inflammatory drugs, undetermined, sequela

  • T49.0X5|

    Adverse effect of local antifungal, anti-infective and anti-inflammatory drugs

  • T49.0X5A|

    Adverse effect of local antifungal, anti-infective and anti-inflammatory drugs, initial encounter

  • T49.0X5D|

    Adverse effect of local antifungal, anti-infective and anti-inflammatory drugs, subsequent encounter

  • T49.0X5S|

    Adverse effect of local antifungal, anti-infective and anti-inflammatory drugs, sequela

  • T49.0X6|

    Underdosing of local antifungal, anti-infective and anti-inflammatory drugs

  • T49.0X6A|

    Underdosing of local antifungal, anti-infective and anti-inflammatory drugs, initial encounter

  • T49.0X6D|

    Underdosing of local antifungal, anti-infective and anti-inflammatory drugs, subsequent encounter

  • T49.0X6S|

    Underdosing of local antifungal, anti-infective and anti-inflammatory drugs, sequela

  • T49.1|

    Poisoning by, adverse effect of and underdosing of antipruritics

  • T49.1X|

    Poisoning by, adverse effect of and underdosing of antipruritics

  • T49.1X1|

    Poisoning by antipruritics, accidental (unintentional)

  • T49.1X1A|

    Poisoning by antipruritics, accidental (unintentional), initial encounter

  • T49.1X1D|

    Poisoning by antipruritics, accidental (unintentional), subsequent encounter

  • T49.1X1S|

    Poisoning by antipruritics, accidental (unintentional), sequela

  • T49.1X2|

    Poisoning by antipruritics, intentional self-harm

  • T49.1X2A|

    Poisoning by antipruritics, intentional self-harm, initial encounter

  • T49.1X2D|

    Poisoning by antipruritics, intentional self-harm, subsequent encounter

  • T49.1X2S|

    Poisoning by antipruritics, intentional self-harm, sequela

  • T49.1X3|

    Poisoning by antipruritics, assault

  • T49.1X3A|

    Poisoning by antipruritics, assault, initial encounter

  • T49.1X3D|

    Poisoning by antipruritics, assault, subsequent encounter

  • T49.1X3S|

    Poisoning by antipruritics, assault, sequela

  • T49.1X4|

    Poisoning by antipruritics, undetermined

  • T49.1X4A|

    Poisoning by antipruritics, undetermined, initial encounter

  • T49.1X4D|

    Poisoning by antipruritics, undetermined, subsequent encounter

  • T49.1X4S|

    Poisoning by antipruritics, undetermined, sequela

  • T49.1X5|

    Adverse effect of antipruritics

  • T49.1X5A|

    Adverse effect of antipruritics, initial encounter

  • T49.1X5D|

    Adverse effect of antipruritics, subsequent encounter

  • T49.1X5S|

    Adverse effect of antipruritics, sequela

  • T49.1X6|

    Underdosing of antipruritics

  • T49.1X6A|

    Underdosing of antipruritics, initial encounter

  • T49.1X6D|

    Underdosing of antipruritics, subsequent encounter

  • T49.1X6S|

    Underdosing of antipruritics, sequela

  • T49.2|

    Poisoning by, adverse effect of and underdosing of local astringents and local detergents

  • T49.2X|

    Poisoning by, adverse effect of and underdosing of local astringents and local detergents

  • T49.2X1|

    Poisoning by local astringents and local detergents, accidental (unintentional)

  • T49.2X1A|

    Poisoning by local astringents and local detergents, accidental (unintentional), initial encounter

  • T49.2X1D|

    Poisoning by local astringents and local detergents, accidental (unintentional), subsequent encounter

  • T49.2X1S|

    Poisoning by local astringents and local detergents, accidental (unintentional), sequela

  • T49.2X2|

    Poisoning by local astringents and local detergents, intentional self-harm

  • T49.2X2A|

    Poisoning by local astringents and local detergents, intentional self-harm, initial encounter

  • T49.2X2D|

    Poisoning by local astringents and local detergents, intentional self-harm, subsequent encounter

  • T49.2X2S|

    Poisoning by local astringents and local detergents, intentional self-harm, sequela

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