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
  • T46.992D|

    Poisoning by other agents primarily affecting the cardiovascular system, intentional self-harm, subsequent encounter

  • T46.992S|

    Poisoning by other agents primarily affecting the cardiovascular system, intentional self-harm, sequela

  • T46.993|

    Poisoning by other agents primarily affecting the cardiovascular system, assault

  • T46.993A|

    Poisoning by other agents primarily affecting the cardiovascular system, assault, initial encounter

  • T46.993D|

    Poisoning by other agents primarily affecting the cardiovascular system, assault, subsequent encounter

  • T46.993S|

    Poisoning by other agents primarily affecting the cardiovascular system, assault, sequela

  • T46.994|

    Poisoning by other agents primarily affecting the cardiovascular system, undetermined

  • T46.994A|

    Poisoning by other agents primarily affecting the cardiovascular system, undetermined, initial encounter

  • T46.994D|

    Poisoning by other agents primarily affecting the cardiovascular system, undetermined, subsequent encounter

  • T46.994S|

    Poisoning by other agents primarily affecting the cardiovascular system, undetermined, sequela

  • T46.995|

    Adverse effect of other agents primarily affecting the cardiovascular system

  • T46.995A|

    Adverse effect of other agents primarily affecting the cardiovascular system, initial encounter

  • T46.995D|

    Adverse effect of other agents primarily affecting the cardiovascular system, subsequent encounter

  • T46.995S|

    Adverse effect of other agents primarily affecting the cardiovascular system, sequela

  • T46.996|

    Underdosing of other agents primarily affecting the cardiovascular system

  • T46.996A|

    Underdosing of other agents primarily affecting the cardiovascular system, initial encounter

  • T46.996D|

    Underdosing of other agents primarily affecting the cardiovascular system, subsequent encounter

  • T46.996S|

    Underdosing of other agents primarily affecting the cardiovascular system, sequela

  • T47|

    Poisoning by, adverse effect of and underdosing of agents primarily affecting the gastrointestinal system

  • T47.0|

    Poisoning by, adverse effect of and underdosing of histamine H2-receptor blockers

  • T47.0X|

    Poisoning by, adverse effect of and underdosing of histamine H2-receptor blockers

  • T47.0X1|

    Poisoning by histamine H2-receptor blockers, accidental (unintentional)

  • T47.0X1A|

    Poisoning by histamine H2-receptor blockers, accidental (unintentional), initial encounter

  • T47.0X1D|

    Poisoning by histamine H2-receptor blockers, accidental (unintentional), subsequent encounter

  • T47.0X1S|

    Poisoning by histamine H2-receptor blockers, accidental (unintentional), sequela

  • T47.0X2|

    Poisoning by histamine H2-receptor blockers, intentional self-harm

  • T47.0X2A|

    Poisoning by histamine H2-receptor blockers, intentional self-harm, initial encounter

  • T47.0X2D|

    Poisoning by histamine H2-receptor blockers, intentional self-harm, subsequent encounter

  • T47.0X2S|

    Poisoning by histamine H2-receptor blockers, intentional self-harm, sequela

  • T47.0X3|

    Poisoning by histamine H2-receptor blockers, assault

  • T47.0X3A|

    Poisoning by histamine H2-receptor blockers, assault, initial encounter

  • T47.0X3D|

    Poisoning by histamine H2-receptor blockers, assault, subsequent encounter

  • T47.0X3S|

    Poisoning by histamine H2-receptor blockers, assault, sequela

  • T47.0X4|

    Poisoning by histamine H2-receptor blockers, undetermined

  • T47.0X4A|

    Poisoning by histamine H2-receptor blockers, undetermined, initial encounter

  • T47.0X4D|

    Poisoning by histamine H2-receptor blockers, undetermined, subsequent encounter

  • T47.0X4S|

    Poisoning by histamine H2-receptor blockers, undetermined, sequela

  • T47.0X5|

    Adverse effect of histamine H2-receptor blockers

  • T47.0X5A|

    Adverse effect of histamine H2-receptor blockers, initial encounter

  • T47.0X5D|

    Adverse effect of histamine H2-receptor blockers, subsequent encounter

  • T47.0X5S|

    Adverse effect of histamine H2-receptor blockers, sequela

  • T47.0X6|

    Underdosing of histamine H2-receptor blockers

  • T47.0X6A|

    Underdosing of histamine H2-receptor blockers, initial encounter

  • T47.0X6D|

    Underdosing of histamine H2-receptor blockers, subsequent encounter

  • T47.0X6S|

    Underdosing of histamine H2-receptor blockers, sequela

  • T47.1|

    Poisoning by, adverse effect of and underdosing of other antacids and anti-gastric-secretion drugs

  • T47.1X|

    Poisoning by, adverse effect of and underdosing of other antacids and anti-gastric-secretion drugs

  • T47.1X1|

    Poisoning by other antacids and anti-gastric-secretion drugs, accidental (unintentional)

  • T47.1X1A|

    Poisoning by other antacids and anti-gastric-secretion drugs, accidental (unintentional), initial encounter

  • T47.1X1D|

    Poisoning by other antacids and anti-gastric-secretion drugs, accidental (unintentional), subsequent encounter

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