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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