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
  • S06.5X2

    Traumatic subdural hemorrhage with loss of consciousness of 31 minutes to 59 minutes

  • S06.5X2A

    Traumatic subdural hemorrhage with loss of consciousness of 31 minutes to 59 minutes, initial encounter

  • S06.5X2D

    Traumatic subdural hemorrhage with loss of consciousness of 31 minutes to 59 minutes, subsequent encounter

  • S06.5X2S

    Traumatic subdural hemorrhage with loss of consciousness of 31 minutes to 59 minutes, sequela

  • S06.5X3

    Traumatic subdural hemorrhage with loss of consciousness of 1 hour to 5 hours 59 minutes

  • S06.5X3A

    Traumatic subdural hemorrhage with loss of consciousness of 1 hour to 5 hours 59 minutes, initial encounter

  • S06.5X3D

    Traumatic subdural hemorrhage with loss of consciousness of 1 hour to 5 hours 59 minutes, subsequent encounter

  • S06.5X3S

    Traumatic subdural hemorrhage with loss of consciousness of 1 hour to 5 hours 59 minutes, sequela

  • S06.5X4

    Traumatic subdural hemorrhage with loss of consciousness of 6 hours to 24 hours

  • S06.5X4A

    Traumatic subdural hemorrhage with loss of consciousness of 6 hours to 24 hours, initial encounter

  • S06.5X4D

    Traumatic subdural hemorrhage with loss of consciousness of 6 hours to 24 hours, subsequent encounter

  • S06.5X4S

    Traumatic subdural hemorrhage with loss of consciousness of 6 hours to 24 hours, sequela

  • S06.5X5

    Traumatic subdural hemorrhage with loss of consciousness greater than 24 hours with return to pre-existing conscious level

  • S06.5X5A

    Traumatic subdural hemorrhage with loss of consciousness greater than 24 hours with return to pre-existing conscious level, initial encounter

  • S06.5X5D

    Traumatic subdural hemorrhage with loss of consciousness greater than 24 hours with return to pre-existing conscious level, subsequent encounter

  • S06.5X5S

    Traumatic subdural hemorrhage with loss of consciousness greater than 24 hours with return to pre-existing conscious level, sequela

  • S06.5X6

    Traumatic subdural hemorrhage with loss of consciousness greater than 24 hours without return to pre-existing conscious level with patient surviving

  • S06.5X6A

    Traumatic subdural hemorrhage with loss of consciousness greater than 24 hours without return to pre-existing conscious level with patient surviving, initial encounter

  • S06.5X6D

    Traumatic subdural hemorrhage with loss of consciousness greater than 24 hours without return to pre-existing conscious level with patient surviving, subsequent encounter

  • S06.5X6S

    Traumatic subdural hemorrhage with loss of consciousness greater than 24 hours without return to pre-existing conscious level with patient surviving, sequela

  • S06.5X7

    Traumatic subdural hemorrhage with loss of consciousness of any duration with death due to brain injury before regaining consciousness

  • S06.5X7A

    Traumatic subdural hemorrhage with loss of consciousness of any duration with death due to brain injury before regaining consciousness, initial encounter

  • S06.5X8

    Traumatic subdural hemorrhage with loss of consciousness of any duration with death due to other cause before regaining consciousness

  • S06.5X8A

    Traumatic subdural hemorrhage with loss of consciousness of any duration with death due to other cause before regaining consciousness, initial encounter

  • S06.5X9

    Traumatic subdural hemorrhage with loss of consciousness of unspecified duration

  • S06.5X9A

    Traumatic subdural hemorrhage with loss of consciousness of unspecified duration, initial encounter

  • S06.5X9D

    Traumatic subdural hemorrhage with loss of consciousness of unspecified duration, subsequent encounter

  • S06.5X9S

    Traumatic subdural hemorrhage with loss of consciousness of unspecified duration, sequela

  • S06.5XA

    Traumatic subdural hemorrhage with loss of consciousness status unknown

  • S06.5XAA

    Traumatic subdural hemorrhage with loss of consciousness status unknown, initial encounter

  • S06.5XAD

    Traumatic subdural hemorrhage with loss of consciousness status unknown, subsequent encounter

  • S06.5XAS

    Traumatic subdural hemorrhage with loss of consciousness status unknown, sequela

  • S06.6X0

    Traumatic subarachnoid hemorrhage without loss of consciousness

  • S06.6X0A

    Traumatic subarachnoid hemorrhage without loss of consciousness, initial encounter

  • S06.6X0D

    Traumatic subarachnoid hemorrhage without loss of consciousness, subsequent encounter

  • S06.6X0S

    Traumatic subarachnoid hemorrhage without loss of consciousness, sequela

  • S06.6X1

    Traumatic subarachnoid hemorrhage with loss of consciousness of 30 minutes or less

  • S06.6X1A

    Traumatic subarachnoid hemorrhage with loss of consciousness of 30 minutes or less, initial encounter

  • S06.6X1D

    Traumatic subarachnoid hemorrhage with loss of consciousness of 30 minutes or less, subsequent encounter

  • S06.6X1S

    Traumatic subarachnoid hemorrhage with loss of consciousness of 30 minutes or less, sequela

  • S06.6X2

    Traumatic subarachnoid hemorrhage with loss of consciousness of 31 minutes to 59 minutes

  • S06.6X2A

    Traumatic subarachnoid hemorrhage with loss of consciousness of 31 minutes to 59 minutes, initial encounter

  • S06.6X2D

    Traumatic subarachnoid hemorrhage with loss of consciousness of 31 minutes to 59 minutes, subsequent encounter

  • S06.6X2S

    Traumatic subarachnoid hemorrhage with loss of consciousness of 31 minutes to 59 minutes, sequela

  • S06.6X3

    Traumatic subarachnoid hemorrhage with loss of consciousness of 1 hour to 5 hours 59 minutes

  • S06.6X3A

    Traumatic subarachnoid hemorrhage with loss of consciousness of 1 hour to 5 hours 59 minutes, initial encounter

  • S06.6X3D

    Traumatic subarachnoid hemorrhage with loss of consciousness of 1 hour to 5 hours 59 minutes, subsequent encounter

  • S06.6X3S

    Traumatic subarachnoid hemorrhage with loss of consciousness of 1 hour to 5 hours 59 minutes, sequela

  • S06.6X4

    Traumatic subarachnoid hemorrhage with loss of consciousness of 6 hours to 24 hours

  • S06.6X4A

    Traumatic subarachnoid hemorrhage with loss of consciousness of 6 hours to 24 hours, initial encounter

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