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
  • T17.418

    Gastric contents in trachea causing other injury

  • T17.418A

    Gastric contents in trachea causing other injury, initial encounter

  • T17.418D

    Gastric contents in trachea causing other injury, subsequent encounter

  • T17.418S

    Gastric contents in trachea causing other injury, sequela

  • T17.42

    Food in trachea

  • T17.420

    Food in trachea causing asphyxiation

  • T17.420A

    Food in trachea causing asphyxiation, initial encounter

  • T17.420D

    Food in trachea causing asphyxiation, subsequent encounter

  • T17.420S

    Food in trachea causing asphyxiation, sequela

  • T17.428

    Food in trachea causing other injury

  • T17.428A

    Food in trachea causing other injury, initial encounter

  • T17.428D

    Food in trachea causing other injury, subsequent encounter

  • T17.428S

    Food in trachea causing other injury, sequela

  • T17.49

    Other foreign object in trachea

  • T17.490

    Other foreign object in trachea causing asphyxiation

  • T17.490A

    Other foreign object in trachea causing asphyxiation, initial encounter

  • T17.490D

    Other foreign object in trachea causing asphyxiation, subsequent encounter

  • T17.490S

    Other foreign object in trachea causing asphyxiation, sequela

  • T17.498

    Other foreign object in trachea causing other injury

  • T17.498A

    Other foreign object in trachea causing other injury, initial encounter

  • T17.498D

    Other foreign object in trachea causing other injury, subsequent encounter

  • T17.498S

    Other foreign object in trachea causing other injury, sequela

  • T17.5

    Foreign body in bronchus

  • T17.50

    Unspecified foreign body in bronchus

  • T17.500

    Unspecified foreign body in bronchus causing asphyxiation

  • T17.500A

    Unspecified foreign body in bronchus causing asphyxiation, initial encounter

  • T17.500D

    Unspecified foreign body in bronchus causing asphyxiation, subsequent encounter

  • T17.500S

    Unspecified foreign body in bronchus causing asphyxiation, sequela

  • T17.508

    Unspecified foreign body in bronchus causing other injury

  • T17.508A

    Unspecified foreign body in bronchus causing other injury, initial encounter

  • T17.508D

    Unspecified foreign body in bronchus causing other injury, subsequent encounter

  • T17.508S

    Unspecified foreign body in bronchus causing other injury, sequela

  • T17.51

    Gastric contents in bronchus

  • T17.510

    Gastric contents in bronchus causing asphyxiation

  • T17.510A

    Gastric contents in bronchus causing asphyxiation, initial encounter

  • T17.510D

    Gastric contents in bronchus causing asphyxiation, subsequent encounter

  • T17.510S

    Gastric contents in bronchus causing asphyxiation, sequela

  • T17.518

    Gastric contents in bronchus causing other injury

  • T17.518A

    Gastric contents in bronchus causing other injury, initial encounter

  • T17.518D

    Gastric contents in bronchus causing other injury, subsequent encounter

  • T17.518S

    Gastric contents in bronchus causing other injury, sequela

  • T17.52

    Food in bronchus

  • T17.520

    Food in bronchus causing asphyxiation

  • T17.520A

    Food in bronchus causing asphyxiation, initial encounter

  • T17.520D

    Food in bronchus causing asphyxiation, subsequent encounter

  • T17.520S

    Food in bronchus causing asphyxiation, sequela

  • T17.528

    Food in bronchus causing other injury

  • T17.528A

    Food in bronchus causing other injury, initial encounter

  • T17.528D

    Food in bronchus causing other injury, subsequent encounter

  • T17.528S

    Food in bronchus causing other injury, sequela

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