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
  • T42.0X6D|

    Underdosing of hydantoin derivatives, subsequent encounter

  • T42.0X6S|

    Underdosing of hydantoin derivatives, sequela

  • T42.1|

    Poisoning by, adverse effect of and underdosing of iminostilbenes

  • T42.1X|

    Poisoning by, adverse effect of and underdosing of iminostilbenes

  • T42.1X1|

    Poisoning by iminostilbenes, accidental (unintentional)

  • T42.1X1A|

    Poisoning by iminostilbenes, accidental (unintentional), initial encounter

  • T42.1X1D|

    Poisoning by iminostilbenes, accidental (unintentional), subsequent encounter

  • T42.1X1S|

    Poisoning by iminostilbenes, accidental (unintentional), sequela

  • T42.1X2|

    Poisoning by iminostilbenes, intentional self-harm

  • T42.1X2A|

    Poisoning by iminostilbenes, intentional self-harm, initial encounter

  • T42.1X2D|

    Poisoning by iminostilbenes, intentional self-harm, subsequent encounter

  • T42.1X2S|

    Poisoning by iminostilbenes, intentional self-harm, sequela

  • T42.1X3|

    Poisoning by iminostilbenes, assault

  • T42.1X3A|

    Poisoning by iminostilbenes, assault, initial encounter

  • T42.1X3D|

    Poisoning by iminostilbenes, assault, subsequent encounter

  • T42.1X3S|

    Poisoning by iminostilbenes, assault, sequela

  • T42.1X4|

    Poisoning by iminostilbenes, undetermined

  • T42.1X4A|

    Poisoning by iminostilbenes, undetermined, initial encounter

  • T42.1X4D|

    Poisoning by iminostilbenes, undetermined, subsequent encounter

  • T42.1X4S|

    Poisoning by iminostilbenes, undetermined, sequela

  • T42.1X5|

    Adverse effect of iminostilbenes

  • T42.1X5A|

    Adverse effect of iminostilbenes, initial encounter

  • T42.1X5D|

    Adverse effect of iminostilbenes, subsequent encounter

  • T42.1X5S|

    Adverse effect of iminostilbenes, sequela

  • T42.1X6|

    Underdosing of iminostilbenes

  • T42.1X6A|

    Underdosing of iminostilbenes, initial encounter

  • T42.1X6D|

    Underdosing of iminostilbenes, subsequent encounter

  • T42.1X6S|

    Underdosing of iminostilbenes, sequela

  • T42.2|

    Poisoning by, adverse effect of and underdosing of succinimides and oxazolidinediones

  • T42.2X|

    Poisoning by, adverse effect of and underdosing of succinimides and oxazolidinediones

  • T42.2X1|

    Poisoning by succinimides and oxazolidinediones, accidental (unintentional)

  • T42.2X1A|

    Poisoning by succinimides and oxazolidinediones, accidental (unintentional), initial encounter

  • T42.2X1D|

    Poisoning by succinimides and oxazolidinediones, accidental (unintentional), subsequent encounter

  • T42.2X1S|

    Poisoning by succinimides and oxazolidinediones, accidental (unintentional), sequela

  • T42.2X2|

    Poisoning by succinimides and oxazolidinediones, intentional self-harm

  • T42.2X2A|

    Poisoning by succinimides and oxazolidinediones, intentional self-harm, initial encounter

  • T42.2X2D|

    Poisoning by succinimides and oxazolidinediones, intentional self-harm, subsequent encounter

  • T42.2X2S|

    Poisoning by succinimides and oxazolidinediones, intentional self-harm, sequela

  • T42.2X3|

    Poisoning by succinimides and oxazolidinediones, assault

  • T42.2X3A|

    Poisoning by succinimides and oxazolidinediones, assault, initial encounter

  • T42.2X3D|

    Poisoning by succinimides and oxazolidinediones, assault, subsequent encounter

  • T42.2X3S|

    Poisoning by succinimides and oxazolidinediones, assault, sequela

  • T42.2X4|

    Poisoning by succinimides and oxazolidinediones, undetermined

  • T42.2X4A|

    Poisoning by succinimides and oxazolidinediones, undetermined, initial encounter

  • T42.2X4D|

    Poisoning by succinimides and oxazolidinediones, undetermined, subsequent encounter

  • T42.2X4S|

    Poisoning by succinimides and oxazolidinediones, undetermined, sequela

  • T42.2X5|

    Adverse effect of succinimides and oxazolidinediones

  • T42.2X5A|

    Adverse effect of succinimides and oxazolidinediones, initial encounter

  • T42.2X5D|

    Adverse effect of succinimides and oxazolidinediones, subsequent encounter

  • T42.2X5S|

    Adverse effect of succinimides and oxazolidinediones, sequela

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