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
  • S06.2X6A|

    Diffuse traumatic brain injury with loss of consciousness greater than 24 hours without return to pre-existing conscious level with patient surviving, initial encounter

  • S06.2X6D|

    Diffuse traumatic brain injury with loss of consciousness greater than 24 hours without return to pre-existing conscious level with patient surviving, subsequent encounter

  • S06.2X6S|

    Diffuse traumatic brain injury with loss of consciousness greater than 24 hours without return to pre-existing conscious level with patient surviving, sequela

  • S06.2X7|

    Diffuse traumatic brain injury with loss of consciousness of any duration with death due to brain injury prior to regaining consciousness

  • S06.2X7A|

    Diffuse traumatic brain injury with loss of consciousness of any duration with death due to brain injury prior to regaining consciousness, initial encounter

  • S06.2X8|

    Diffuse traumatic brain injury with loss of consciousness of any duration with death due to other cause prior to regaining consciousness

  • S06.2X8A|

    Diffuse traumatic brain injury with loss of consciousness of any duration with death due to other cause prior to regaining consciousness, initial encounter

  • S06.2X9|

    Diffuse traumatic brain injury with loss of consciousness of unspecified duration

  • S06.2X9A|

    Diffuse traumatic brain injury with loss of consciousness of unspecified duration, initial encounter

  • S06.2X9D|

    Diffuse traumatic brain injury with loss of consciousness of unspecified duration, subsequent encounter

  • S06.2X9S|

    Diffuse traumatic brain injury with loss of consciousness of unspecified duration, sequela

  • S06.2XA|

    Diffuse traumatic brain injury with loss of consciousness status unknown

  • S06.2XAA|

    Diffuse traumatic brain injury with loss of consciousness status unknown, initial encounter

  • S06.2XAD|

    Diffuse traumatic brain injury with loss of consciousness status unknown, subsequent encounter

  • S06.2XAS|

    Diffuse traumatic brain injury with loss of consciousness status unknown, sequela

  • S06.3|

    Focal traumatic brain injury

  • S06.30|

    Unspecified focal traumatic brain injury

  • S06.300|

    Unspecified focal traumatic brain injury without loss of consciousness

  • S06.300A|

    Unspecified focal traumatic brain injury without loss of consciousness, initial encounter

  • S06.300D|

    Unspecified focal traumatic brain injury without loss of consciousness, subsequent encounter

  • S06.300S|

    Unspecified focal traumatic brain injury without loss of consciousness, sequela

  • S06.301|

    Unspecified focal traumatic brain injury with loss of consciousness of 30 minutes or less

  • S06.301A|

    Unspecified focal traumatic brain injury with loss of consciousness of 30 minutes or less, initial encounter

  • S06.301D|

    Unspecified focal traumatic brain injury with loss of consciousness of 30 minutes or less, subsequent encounter

  • S06.301S|

    Unspecified focal traumatic brain injury with loss of consciousness of 30 minutes or less, sequela

  • S06.302|

    Unspecified focal traumatic brain injury with loss of consciousness of 31 minutes to 59 minutes

  • S06.302A|

    Unspecified focal traumatic brain injury with loss of consciousness of 31 minutes to 59 minutes, initial encounter

  • S06.302D|

    Unspecified focal traumatic brain injury with loss of consciousness of 31 minutes to 59 minutes, subsequent encounter

  • S06.302S|

    Unspecified focal traumatic brain injury with loss of consciousness of 31 minutes to 59 minutes, sequela

  • S06.303|

    Unspecified focal traumatic brain injury with loss of consciousness of 1 hour to 5 hours 59 minutes

  • S06.303A|

    Unspecified focal traumatic brain injury with loss of consciousness of 1 hour to 5 hours 59 minutes, initial encounter

  • S06.303D|

    Unspecified focal traumatic brain injury with loss of consciousness of 1 hour to 5 hours 59 minutes, subsequent encounter

  • S06.303S|

    Unspecified focal traumatic brain injury with loss of consciousness of 1 hour to 5 hours 59 minutes, sequela

  • S06.304|

    Unspecified focal traumatic brain injury with loss of consciousness of 6 hours to 24 hours

  • S06.304A|

    Unspecified focal traumatic brain injury with loss of consciousness of 6 hours to 24 hours, initial encounter

  • S06.304D|

    Unspecified focal traumatic brain injury with loss of consciousness of 6 hours to 24 hours, subsequent encounter

  • S06.304S|

    Unspecified focal traumatic brain injury with loss of consciousness of 6 hours to 24 hours, sequela

  • S06.305|

    Unspecified focal traumatic brain injury with loss of consciousness greater than 24 hours with return to pre-existing conscious level

  • S06.305A|

    Unspecified focal traumatic brain injury with loss of consciousness greater than 24 hours with return to pre-existing conscious level, initial encounter

  • S06.305D|

    Unspecified focal traumatic brain injury with loss of consciousness greater than 24 hours with return to pre-existing conscious level, subsequent encounter

  • S06.305S|

    Unspecified focal traumatic brain injury with loss of consciousness greater than 24 hours with return to pre-existing conscious level, sequela

  • S06.306|

    Unspecified focal traumatic brain injury with loss of consciousness greater than 24 hours without return to pre-existing conscious level with patient surviving

  • S06.306A|

    Unspecified focal traumatic brain injury with loss of consciousness greater than 24 hours without return to pre-existing conscious level with patient surviving, initial encounter

  • S06.306D|

    Unspecified focal traumatic brain injury with loss of consciousness greater than 24 hours without return to pre-existing conscious level with patient surviving, subsequent encounter

  • S06.306S|

    Unspecified focal traumatic brain injury with loss of consciousness greater than 24 hours without return to pre-existing conscious level with patient surviving, sequela

  • S06.307|

    Unspecified focal traumatic brain injury with loss of consciousness of any duration with death due to brain injury prior to regaining consciousness

  • S06.307A|

    Unspecified focal traumatic brain injury with loss of consciousness of any duration with death due to brain injury prior to regaining consciousness, initial encounter

  • S06.308|

    Unspecified focal traumatic brain injury with loss of consciousness of any duration with death due to other cause prior to regaining consciousness

  • S06.308A|

    Unspecified focal traumatic brain injury with loss of consciousness of any duration with death due to other cause prior to regaining consciousness, initial encounter

  • S06.309|

    Unspecified focal traumatic brain injury with loss of consciousness of unspecified duration

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