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
  • T37.95XD|

    Adverse effect of unspecified systemic anti-infective and antiparasitic, subsequent encounter

  • T37.95XS|

    Adverse effect of unspecified systemic anti-infective and antiparasitic, sequela

  • T37.96|

    Underdosing of unspecified systemic anti-infectives and antiparasitics

  • T37.96XA|

    Underdosing of unspecified systemic anti-infectives and antiparasitics, initial encounter

  • T37.96XD|

    Underdosing of unspecified systemic anti-infectives and antiparasitics, subsequent encounter

  • T37.96XS|

    Underdosing of unspecified systemic anti-infectives and antiparasitics, sequela

  • T38|

    Poisoning by, adverse effect of and underdosing of hormones and their synthetic substitutes and antagonists, not elsewhere classified

  • T38.0|

    Poisoning by, adverse effect of and underdosing of glucocorticoids and synthetic analogues

  • T38.0X|

    Poisoning by, adverse effect of and underdosing of glucocorticoids and synthetic analogues

  • T38.0X1|

    Poisoning by glucocorticoids and synthetic analogues, accidental (unintentional)

  • T38.0X1A|

    Poisoning by glucocorticoids and synthetic analogues, accidental (unintentional), initial encounter

  • T38.0X1D|

    Poisoning by glucocorticoids and synthetic analogues, accidental (unintentional), subsequent encounter

  • T38.0X1S|

    Poisoning by glucocorticoids and synthetic analogues, accidental (unintentional), sequela

  • T38.0X2|

    Poisoning by glucocorticoids and synthetic analogues, intentional self-harm

  • T38.0X2A|

    Poisoning by glucocorticoids and synthetic analogues, intentional self-harm, initial encounter

  • T38.0X2D|

    Poisoning by glucocorticoids and synthetic analogues, intentional self-harm, subsequent encounter

  • T38.0X2S|

    Poisoning by glucocorticoids and synthetic analogues, intentional self-harm, sequela

  • T38.0X3|

    Poisoning by glucocorticoids and synthetic analogues, assault

  • T38.0X3A|

    Poisoning by glucocorticoids and synthetic analogues, assault, initial encounter

  • T38.0X3D|

    Poisoning by glucocorticoids and synthetic analogues, assault, subsequent encounter

  • T38.0X3S|

    Poisoning by glucocorticoids and synthetic analogues, assault, sequela

  • T38.0X4|

    Poisoning by glucocorticoids and synthetic analogues, undetermined

  • T38.0X4A|

    Poisoning by glucocorticoids and synthetic analogues, undetermined, initial encounter

  • T38.0X4D|

    Poisoning by glucocorticoids and synthetic analogues, undetermined, subsequent encounter

  • T38.0X4S|

    Poisoning by glucocorticoids and synthetic analogues, undetermined, sequela

  • T38.0X5|

    Adverse effect of glucocorticoids and synthetic analogues

  • T38.0X5A|

    Adverse effect of glucocorticoids and synthetic analogues, initial encounter

  • T38.0X5D|

    Adverse effect of glucocorticoids and synthetic analogues, subsequent encounter

  • T38.0X5S|

    Adverse effect of glucocorticoids and synthetic analogues, sequela

  • T38.0X6|

    Underdosing of glucocorticoids and synthetic analogues

  • T38.0X6A|

    Underdosing of glucocorticoids and synthetic analogues, initial encounter

  • T38.0X6D|

    Underdosing of glucocorticoids and synthetic analogues, subsequent encounter

  • T38.0X6S|

    Underdosing of glucocorticoids and synthetic analogues, sequela

  • T38.1|

    Poisoning by, adverse effect of and underdosing of thyroid hormones and substitutes

  • T38.1X|

    Poisoning by, adverse effect of and underdosing of thyroid hormones and substitutes

  • T38.1X1|

    Poisoning by thyroid hormones and substitutes, accidental (unintentional)

  • T38.1X1A|

    Poisoning by thyroid hormones and substitutes, accidental (unintentional), initial encounter

  • T38.1X1D|

    Poisoning by thyroid hormones and substitutes, accidental (unintentional), subsequent encounter

  • T38.1X1S|

    Poisoning by thyroid hormones and substitutes, accidental (unintentional), sequela

  • T38.1X2|

    Poisoning by thyroid hormones and substitutes, intentional self-harm

  • T38.1X2A|

    Poisoning by thyroid hormones and substitutes, intentional self-harm, initial encounter

  • T38.1X2D|

    Poisoning by thyroid hormones and substitutes, intentional self-harm, subsequent encounter

  • T38.1X2S|

    Poisoning by thyroid hormones and substitutes, intentional self-harm, sequela

  • T38.1X3|

    Poisoning by thyroid hormones and substitutes, assault

  • T38.1X3A|

    Poisoning by thyroid hormones and substitutes, assault, initial encounter

  • T38.1X3D|

    Poisoning by thyroid hormones and substitutes, assault, subsequent encounter

  • T38.1X3S|

    Poisoning by thyroid hormones and substitutes, assault, sequela

  • T38.1X4|

    Poisoning by thyroid hormones and substitutes, undetermined

  • T38.1X4A|

    Poisoning by thyroid hormones and substitutes, undetermined, initial encounter

  • T38.1X4D|

    Poisoning by thyroid hormones and substitutes, undetermined, subsequent encounter

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