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
  • S05.90

    Unspecified injury of unspecified eye and orbit

  • S05.90XA

    Unspecified injury of unspecified eye and orbit, initial encounter

  • S05.90XD

    Unspecified injury of unspecified eye and orbit, subsequent encounter

  • S05.90XS

    Unspecified injury of unspecified eye and orbit, sequela

  • S05.91

    Unspecified injury of right eye and orbit

  • S05.91XA

    Unspecified injury of right eye and orbit, initial encounter

  • S05.91XD

    Unspecified injury of right eye and orbit, subsequent encounter

  • S05.91XS

    Unspecified injury of right eye and orbit, sequela

  • S05.92

    Unspecified injury of left eye and orbit

  • S05.92XA

    Unspecified injury of left eye and orbit, initial encounter

  • S05.92XD

    Unspecified injury of left eye and orbit, subsequent encounter

  • S05.92XS

    Unspecified injury of left eye and orbit, sequela

  • S06

    Intracranial injury

  • S06.0

    Concussion

  • S06.0X

    Concussion

  • S06.0X0

    Concussion without loss of consciousness

  • S06.0X0A

    Concussion without loss of consciousness, initial encounter

  • S06.0X0D

    Concussion without loss of consciousness, subsequent encounter

  • S06.0X0S

    Concussion without loss of consciousness, sequela

  • S06.0X1

    Concussion with loss of consciousness of 30 minutes or less

  • S06.0X1A

    Concussion with loss of consciousness of 30 minutes or less, initial encounter

  • S06.0X1D

    Concussion with loss of consciousness of 30 minutes or less, subsequent encounter

  • S06.0X1S

    Concussion with loss of consciousness of 30 minutes or less, sequela

  • S06.0X9

    Concussion with loss of consciousness of unspecified duration

  • S06.0X9A

    Concussion with loss of consciousness of unspecified duration, initial encounter

  • S06.0X9D

    Concussion with loss of consciousness of unspecified duration, subsequent encounter

  • S06.0X9S

    Concussion with loss of consciousness of unspecified duration, sequela

  • S06.0XA

    Concussion with loss of consciousness status unknown

  • S06.0XAA

    Concussion with loss of consciousness status unknown, initial encounter

  • S06.0XAD

    Concussion with loss of consciousness status unknown, subsequent encounter

  • S06.0XAS

    Concussion with loss of consciousness status unknown, sequela

  • S06.1

    Traumatic cerebral edema

  • S06.1X

    Traumatic cerebral edema

  • S06.1X0

    Traumatic cerebral edema without loss of consciousness

  • S06.1X0A

    Traumatic cerebral edema without loss of consciousness, initial encounter

  • S06.1X0D

    Traumatic cerebral edema without loss of consciousness, subsequent encounter

  • S06.1X0S

    Traumatic cerebral edema without loss of consciousness, sequela

  • S06.1X1

    Traumatic cerebral edema with loss of consciousness of 30 minutes or less

  • S06.1X1A

    Traumatic cerebral edema with loss of consciousness of 30 minutes or less, initial encounter

  • S06.1X1D

    Traumatic cerebral edema with loss of consciousness of 30 minutes or less, subsequent encounter

  • S06.1X1S

    Traumatic cerebral edema with loss of consciousness of 30 minutes or less, sequela

  • S06.1X2

    Traumatic cerebral edema with loss of consciousness of 31 minutes to 59 minutes

  • S06.1X2A

    Traumatic cerebral edema with loss of consciousness of 31 minutes to 59 minutes, initial encounter

  • S06.1X2D

    Traumatic cerebral edema with loss of consciousness of 31 minutes to 59 minutes, subsequent encounter

  • S06.1X2S

    Traumatic cerebral edema with loss of consciousness of 31 minutes to 59 minutes, sequela

  • S06.1X3

    Traumatic cerebral edema with loss of consciousness of 1 hour to 5 hours 59 minutes

  • S06.1X3A

    Traumatic cerebral edema with loss of consciousness of 1 hour to 5 hours 59 minutes, initial encounter

  • S06.1X3D

    Traumatic cerebral edema with loss of consciousness of 1 hour to 5 hours 59 minutes, subsequent encounter

  • S06.1X3S

    Traumatic cerebral edema with loss of consciousness of 1 hour to 5 hours 59 minutes, sequela

  • S06.1X4

    Traumatic cerebral edema with loss of consciousness of 6 hours to 24 hours

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