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
  • S06.6X4D

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

  • S06.6X4S

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

  • S06.6X5

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

  • S06.6X5A

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

  • S06.6X5D

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

  • S06.6X5S

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

  • S06.6X6

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

  • S06.6X6A

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

  • S06.6X6D

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

  • S06.6X6S

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

  • S06.6X7

    Traumatic subarachnoid hemorrhage with loss of consciousness of any duration with death due to brain injury prior to regaining consciousness

  • S06.6X7A

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

  • S06.6X8

    Traumatic subarachnoid hemorrhage with loss of consciousness of any duration with death due to other cause prior to regaining consciousness

  • S06.6X8A

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

  • S06.6X9

    Traumatic subarachnoid hemorrhage with loss of consciousness of unspecified duration

  • S06.6X9A

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

  • S06.6X9D

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

  • S06.6X9S

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

  • S06.6XA

    Traumatic subarachnoid hemorrhage with loss of consciousness status unknown

  • S06.6XAA

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

  • S06.6XAD

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

  • S06.6XAS

    Traumatic subarachnoid hemorrhage with loss of consciousness status unknown, sequela

  • S06.810

    Injury of right internal carotid artery, intracranial portion, not elsewhere classified without loss of consciousness

  • S06.810A

    Injury of right internal carotid artery, intracranial portion, not elsewhere classified without loss of consciousness, initial encounter

  • S06.810D

    Injury of right internal carotid artery, intracranial portion, not elsewhere classified without loss of consciousness, subsequent encounter

  • S06.810S

    Injury of right internal carotid artery, intracranial portion, not elsewhere classified without loss of consciousness, sequela

  • S06.811

    Injury of right internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness of 30 minutes or less

  • S06.811A

    Injury of right internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness of 30 minutes or less, initial encounter

  • S06.811D

    Injury of right internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness of 30 minutes or less, subsequent encounter

  • S06.811S

    Injury of right internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness of 30 minutes or less, sequela

  • S06.812

    Injury of right internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness of 31 minutes to 59 minutes

  • S06.812A

    Injury of right internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness of 31 minutes to 59 minutes, initial encounter

  • S06.812D

    Injury of right internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness of 31 minutes to 59 minutes, subsequent encounter

  • S06.812S

    Injury of right internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness of 31 minutes to 59 minutes, sequela

  • S06.813

    Injury of right internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness of 1 hour to 5 hours 59 minutes

  • S06.813A

    Injury of right internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness of 1 hour to 5 hours 59 minutes, initial encounter

  • S06.813D

    Injury of right internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness of 1 hour to 5 hours 59 minutes, subsequent encounter

  • S06.813S

    Injury of right internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness of 1 hour to 5 hours 59 minutes, sequela

  • S06.814

    Injury of right internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness of 6 hours to 24 hours

  • S06.814A

    Injury of right internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness of 6 hours to 24 hours, initial encounter

  • S06.814D

    Injury of right internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness of 6 hours to 24 hours, subsequent encounter

  • S06.814S

    Injury of right internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness of 6 hours to 24 hours, sequela

  • S06.815

    Injury of right internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness greater than 24 hours with return to pre-existing conscious level

  • S06.815A

    Injury of right internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness greater than 24 hours with return to pre-existing conscious level, initial encounter

  • S06.815D

    Injury of right internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness greater than 24 hours with return to pre-existing conscious level, subsequent encounter

  • S06.815S

    Injury of right internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness greater than 24 hours with return to pre-existing conscious level, sequela

  • S06.816

    Injury of right internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness greater than 24 hours without return to pre-existing conscious level with patient surviving

  • S06.816A

    Injury of right internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness greater than 24 hours without return to pre-existing conscious level with patient surviving, initial encounter

  • S06.816D

    Injury of right internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness greater than 24 hours without return to pre-existing conscious level with patient surviving, subsequent encounter

  • S06.816S

    Injury of right internal carotid artery, intracranial portion, not elsewhere classified with loss of consciousness greater than 24 hours without return to pre-existing conscious level with patient surviving, sequela

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