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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