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
  • S04.40

    Injury of abducent nerve, unspecified side

  • S04.40XA

    Injury of abducent nerve, unspecified side, initial encounter

  • S04.40XD

    Injury of abducent nerve, unspecified side, subsequent encounter

  • S04.40XS

    Injury of abducent nerve, unspecified side, sequela

  • S04.41

    Injury of abducent nerve, right side

  • S04.41XA

    Injury of abducent nerve, right side, initial encounter

  • S04.41XD

    Injury of abducent nerve, right side, subsequent encounter

  • S04.41XS

    Injury of abducent nerve, right side, sequela

  • S04.42

    Injury of abducent nerve, left side

  • S04.42XA

    Injury of abducent nerve, left side, initial encounter

  • S04.42XD

    Injury of abducent nerve, left side, subsequent encounter

  • S04.42XS

    Injury of abducent nerve, left side, sequela

  • S04.50

    Injury of facial nerve, unspecified side

  • S04.50XA

    Injury of facial nerve, unspecified side, initial encounter

  • S04.50XD

    Injury of facial nerve, unspecified side, subsequent encounter

  • S04.50XS

    Injury of facial nerve, unspecified side, sequela

  • S04.51

    Injury of facial nerve, right side

  • S04.51XA

    Injury of facial nerve, right side, initial encounter

  • S04.51XD

    Injury of facial nerve, right side, subsequent encounter

  • S04.51XS

    Injury of facial nerve, right side, sequela

  • S04.52

    Injury of facial nerve, left side

  • S04.52XA

    Injury of facial nerve, left side, initial encounter

  • S04.52XD

    Injury of facial nerve, left side, subsequent encounter

  • S04.52XS

    Injury of facial nerve, left side, sequela

  • S04.60

    Injury of acoustic nerve, unspecified side

  • S04.60XA

    Injury of acoustic nerve, unspecified side, initial encounter

  • S04.60XD

    Injury of acoustic nerve, unspecified side, subsequent encounter

  • S04.60XS

    Injury of acoustic nerve, unspecified side, sequela

  • S04.61

    Injury of acoustic nerve, right side

  • S04.61XA

    Injury of acoustic nerve, right side, initial encounter

  • S04.61XD

    Injury of acoustic nerve, right side, subsequent encounter

  • S04.61XS

    Injury of acoustic nerve, right side, sequela

  • S04.62

    Injury of acoustic nerve, left side

  • S04.62XA

    Injury of acoustic nerve, left side, initial encounter

  • S04.62XD

    Injury of acoustic nerve, left side, subsequent encounter

  • S04.62XS

    Injury of acoustic nerve, left side, sequela

  • S04.70

    Injury of accessory nerve, unspecified side

  • S04.70XA

    Injury of accessory nerve, unspecified side, initial encounter

  • S04.70XD

    Injury of accessory nerve, unspecified side, subsequent encounter

  • S04.70XS

    Injury of accessory nerve, unspecified side, sequela

  • S04.71

    Injury of accessory nerve, right side

  • S04.71XA

    Injury of accessory nerve, right side, initial encounter

  • S04.71XD

    Injury of accessory nerve, right side, subsequent encounter

  • S04.71XS

    Injury of accessory nerve, right side, sequela

  • S04.72

    Injury of accessory nerve, left side

  • S04.72XA

    Injury of accessory nerve, left side, initial encounter

  • S04.72XD

    Injury of accessory nerve, left side, subsequent encounter

  • S04.72XS

    Injury of accessory nerve, left side, sequela

  • S04.811

    Injury of olfactory [1st ] nerve, right side

  • S04.811A

    Injury of olfactory [1st ] nerve, right side, initial encounter

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