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
  • S11.012S

    Laceration with foreign body of larynx, sequela

  • S11.013

    Puncture wound without foreign body of larynx

  • S11.013A

    Puncture wound without foreign body of larynx, initial encounter

  • S11.013D

    Puncture wound without foreign body of larynx, subsequent encounter

  • S11.013S

    Puncture wound without foreign body of larynx, sequela

  • S11.014

    Puncture wound with foreign body of larynx

  • S11.014A

    Puncture wound with foreign body of larynx, initial encounter

  • S11.014D

    Puncture wound with foreign body of larynx, subsequent encounter

  • S11.014S

    Puncture wound with foreign body of larynx, sequela

  • S11.015

    Open bite of larynx

  • S11.015A

    Open bite of larynx, initial encounter

  • S11.015D

    Open bite of larynx, subsequent encounter

  • S11.015S

    Open bite of larynx, sequela

  • S11.019

    Unspecified open wound of larynx

  • S11.019A

    Unspecified open wound of larynx, initial encounter

  • S11.019D

    Unspecified open wound of larynx, subsequent encounter

  • S11.019S

    Unspecified open wound of larynx, sequela

  • S11.02

    Open wound of trachea

  • S11.021

    Laceration without foreign body of trachea

  • S11.021A

    Laceration without foreign body of trachea, initial encounter

  • S11.021D

    Laceration without foreign body of trachea, subsequent encounter

  • S11.021S

    Laceration without foreign body of trachea, sequela

  • S11.022

    Laceration with foreign body of trachea

  • S11.022A

    Laceration with foreign body of trachea, initial encounter

  • S11.022D

    Laceration with foreign body of trachea, subsequent encounter

  • S11.022S

    Laceration with foreign body of trachea, sequela

  • S11.023

    Puncture wound without foreign body of trachea

  • S11.023A

    Puncture wound without foreign body of trachea, initial encounter

  • S11.023D

    Puncture wound without foreign body of trachea, subsequent encounter

  • S11.023S

    Puncture wound without foreign body of trachea, sequela

  • S11.024

    Puncture wound with foreign body of trachea

  • S11.024A

    Puncture wound with foreign body of trachea, initial encounter

  • S11.024D

    Puncture wound with foreign body of trachea, subsequent encounter

  • S11.024S

    Puncture wound with foreign body of trachea, sequela

  • S11.025

    Open bite of trachea

  • S11.025A

    Open bite of trachea, initial encounter

  • S11.025D

    Open bite of trachea, subsequent encounter

  • S11.025S

    Open bite of trachea, sequela

  • S11.029

    Unspecified open wound of trachea

  • S11.029A

    Unspecified open wound of trachea, initial encounter

  • S11.029D

    Unspecified open wound of trachea, subsequent encounter

  • S11.029S

    Unspecified open wound of trachea, sequela

  • S11.03

    Open wound of vocal cord

  • S11.031

    Laceration without foreign body of vocal cord

  • S11.031A

    Laceration without foreign body of vocal cord, initial encounter

  • S11.031D

    Laceration without foreign body of vocal cord, subsequent encounter

  • S11.031S

    Laceration without foreign body of vocal cord, sequela

  • S11.032

    Laceration with foreign body of vocal cord

  • S11.032A

    Laceration with foreign body of vocal cord, initial encounter

  • S11.032D

    Laceration with foreign body of vocal cord, subsequent encounter

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