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
  • S27.321

    Contusion of lung, unilateral

  • S27.321A

    Contusion of lung, unilateral, initial encounter

  • S27.321D

    Contusion of lung, unilateral, subsequent encounter

  • S27.321S

    Contusion of lung, unilateral, sequela

  • S27.322

    Contusion of lung, bilateral

  • S27.322A

    Contusion of lung, bilateral, initial encounter

  • S27.322D

    Contusion of lung, bilateral, subsequent encounter

  • S27.322S

    Contusion of lung, bilateral, sequela

  • S27.329

    Contusion of lung, unspecified

  • S27.329A

    Contusion of lung, unspecified, initial encounter

  • S27.329D

    Contusion of lung, unspecified, subsequent encounter

  • S27.329S

    Contusion of lung, unspecified, sequela

  • S27.33

    Laceration of lung

  • S27.331

    Laceration of lung, unilateral

  • S27.331A

    Laceration of lung, unilateral, initial encounter

  • S27.331D

    Laceration of lung, unilateral, subsequent encounter

  • S27.331S

    Laceration of lung, unilateral, sequela

  • S27.332

    Laceration of lung, bilateral

  • S27.332A

    Laceration of lung, bilateral, initial encounter

  • S27.332D

    Laceration of lung, bilateral, subsequent encounter

  • S27.332S

    Laceration of lung, bilateral, sequela

  • S27.339

    Laceration of lung, unspecified

  • S27.339A

    Laceration of lung, unspecified, initial encounter

  • S27.339D

    Laceration of lung, unspecified, subsequent encounter

  • S27.339S

    Laceration of lung, unspecified, sequela

  • S27.39

    Other injuries of lung

  • S27.391

    Other injuries of lung, unilateral

  • S27.391A

    Other injuries of lung, unilateral, initial encounter

  • S27.391D

    Other injuries of lung, unilateral, subsequent encounter

  • S27.391S

    Other injuries of lung, unilateral, sequela

  • S27.392

    Other injuries of lung, bilateral

  • S27.392A

    Other injuries of lung, bilateral, initial encounter

  • S27.392D

    Other injuries of lung, bilateral, subsequent encounter

  • S27.392S

    Other injuries of lung, bilateral, sequela

  • S27.399

    Other injuries of lung, unspecified

  • S27.399A

    Other injuries of lung, unspecified, initial encounter

  • S27.399D

    Other injuries of lung, unspecified, subsequent encounter

  • S27.399S

    Other injuries of lung, unspecified, sequela

  • S27.4

    Injury of bronchus

  • S27.40

    Unspecified injury of bronchus

  • S27.401

    Unspecified injury of bronchus, unilateral

  • S27.401A

    Unspecified injury of bronchus, unilateral, initial encounter

  • S27.401D

    Unspecified injury of bronchus, unilateral, subsequent encounter

  • S27.401S

    Unspecified injury of bronchus, unilateral, sequela

  • S27.402

    Unspecified injury of bronchus, bilateral

  • S27.402A

    Unspecified injury of bronchus, bilateral, initial encounter

  • S27.402D

    Unspecified injury of bronchus, bilateral, subsequent encounter

  • S27.402S

    Unspecified injury of bronchus, bilateral, sequela

  • S27.409

    Unspecified injury of bronchus, unspecified

  • S27.409A

    Unspecified injury of bronchus, unspecified, initial encounter

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