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
  • S34.122S

    Incomplete lesion of L2 level of lumbar spinal cord, sequela

  • S34.123

    Incomplete lesion of L3 level of lumbar spinal cord

  • S34.123A

    Incomplete lesion of L3 level of lumbar spinal cord, initial encounter

  • S34.123D

    Incomplete lesion of L3 level of lumbar spinal cord, subsequent encounter

  • S34.123S

    Incomplete lesion of L3 level of lumbar spinal cord, sequela

  • S34.124

    Incomplete lesion of L4 level of lumbar spinal cord

  • S34.124A

    Incomplete lesion of L4 level of lumbar spinal cord, initial encounter

  • S34.124D

    Incomplete lesion of L4 level of lumbar spinal cord, subsequent encounter

  • S34.124S

    Incomplete lesion of L4 level of lumbar spinal cord, sequela

  • S34.125

    Incomplete lesion of L5 level of lumbar spinal cord

  • S34.125A

    Incomplete lesion of L5 level of lumbar spinal cord, initial encounter

  • S34.125D

    Incomplete lesion of L5 level of lumbar spinal cord, subsequent encounter

  • S34.125S

    Incomplete lesion of L5 level of lumbar spinal cord, sequela

  • S34.129

    Incomplete lesion of unspecified level of lumbar spinal cord

  • S34.129A

    Incomplete lesion of unspecified level of lumbar spinal cord, initial encounter

  • S34.129D

    Incomplete lesion of unspecified level of lumbar spinal cord, subsequent encounter

  • S34.129S

    Incomplete lesion of unspecified level of lumbar spinal cord, sequela

  • S34.13

    Other and unspecified injury to sacral spinal cord

  • S34.131

    Complete lesion of sacral spinal cord

  • S34.131A

    Complete lesion of sacral spinal cord, initial encounter

  • S34.131D

    Complete lesion of sacral spinal cord, subsequent encounter

  • S34.131S

    Complete lesion of sacral spinal cord, sequela

  • S34.132

    Incomplete lesion of sacral spinal cord

  • S34.132A

    Incomplete lesion of sacral spinal cord, initial encounter

  • S34.132D

    Incomplete lesion of sacral spinal cord, subsequent encounter

  • S34.132S

    Incomplete lesion of sacral spinal cord, sequela

  • S34.139

    Unspecified injury to sacral spinal cord

  • S34.139A

    Unspecified injury to sacral spinal cord, initial encounter

  • S34.139D

    Unspecified injury to sacral spinal cord, subsequent encounter

  • S34.139S

    Unspecified injury to sacral spinal cord, sequela

  • S34.2

    Injury of nerve root of lumbar and sacral spine

  • S34.21

    Injury of nerve root of lumbar spine

  • S34.21XA

    Injury of nerve root of lumbar spine, initial encounter

  • S34.21XD

    Injury of nerve root of lumbar spine, subsequent encounter

  • S34.21XS

    Injury of nerve root of lumbar spine, sequela

  • S34.22

    Injury of nerve root of sacral spine

  • S34.22XA

    Injury of nerve root of sacral spine, initial encounter

  • S34.22XD

    Injury of nerve root of sacral spine, subsequent encounter

  • S34.22XS

    Injury of nerve root of sacral spine, sequela

  • S34.3

    Injury of cauda equina

  • S34.3XXA

    Injury of cauda equina, initial encounter

  • S34.3XXD

    Injury of cauda equina, subsequent encounter

  • S34.3XXS

    Injury of cauda equina, sequela

  • S34.4

    Injury of lumbosacral plexus

  • S34.4XXA

    Injury of lumbosacral plexus, initial encounter

  • S34.4XXD

    Injury of lumbosacral plexus, subsequent encounter

  • S34.4XXS

    Injury of lumbosacral plexus, sequela

  • S34.5

    Injury of lumbar, sacral and pelvic sympathetic nerves

  • S34.5XXA

    Injury of lumbar, sacral and pelvic sympathetic nerves, initial encounter

  • S34.5XXD

    Injury of lumbar, sacral and pelvic sympathetic nerves, subsequent encounter

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