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
  • S88.029S

    Partial traumatic amputation at knee level, unspecified lower leg, sequela

  • S88.1

    Traumatic amputation at level between knee and ankle

  • S88.11

    Complete traumatic amputation at level between knee and ankle

  • S88.111

    Complete traumatic amputation at level between knee and ankle, right lower leg

  • S88.111A

    Complete traumatic amputation at level between knee and ankle, right lower leg, initial encounter

  • S88.111D

    Complete traumatic amputation at level between knee and ankle, right lower leg, subsequent encounter

  • S88.111S

    Complete traumatic amputation at level between knee and ankle, right lower leg, sequela

  • S88.112

    Complete traumatic amputation at level between knee and ankle, left lower leg

  • S88.112A

    Complete traumatic amputation at level between knee and ankle, left lower leg, initial encounter

  • S88.112D

    Complete traumatic amputation at level between knee and ankle, left lower leg, subsequent encounter

  • S88.112S

    Complete traumatic amputation at level between knee and ankle, left lower leg, sequela

  • S88.119

    Complete traumatic amputation at level between knee and ankle, unspecified lower leg

  • S88.119A

    Complete traumatic amputation at level between knee and ankle, unspecified lower leg, initial encounter

  • S88.119D

    Complete traumatic amputation at level between knee and ankle, unspecified lower leg, subsequent encounter

  • S88.119S

    Complete traumatic amputation at level between knee and ankle, unspecified lower leg, sequela

  • S88.12

    Partial traumatic amputation at level between knee and ankle

  • S88.121

    Partial traumatic amputation at level between knee and ankle, right lower leg

  • S88.121A

    Partial traumatic amputation at level between knee and ankle, right lower leg, initial encounter

  • S88.121D

    Partial traumatic amputation at level between knee and ankle, right lower leg, subsequent encounter

  • S88.121S

    Partial traumatic amputation at level between knee and ankle, right lower leg, sequela

  • S88.122

    Partial traumatic amputation at level between knee and ankle, left lower leg

  • S88.122A

    Partial traumatic amputation at level between knee and ankle, left lower leg, initial encounter

  • S88.122D

    Partial traumatic amputation at level between knee and ankle, left lower leg, subsequent encounter

  • S88.122S

    Partial traumatic amputation at level between knee and ankle, left lower leg, sequela

  • S88.129

    Partial traumatic amputation at level between knee and ankle, unspecified lower leg

  • S88.129A

    Partial traumatic amputation at level between knee and ankle, unspecified lower leg, initial encounter

  • S88.129D

    Partial traumatic amputation at level between knee and ankle, unspecified lower leg, subsequent encounter

  • S88.129S

    Partial traumatic amputation at level between knee and ankle, unspecified lower leg, sequela

  • S88.9

    Traumatic amputation of lower leg, level unspecified

  • S88.91

    Complete traumatic amputation of lower leg, level unspecified

  • S88.911

    Complete traumatic amputation of right lower leg, level unspecified

  • S88.911A

    Complete traumatic amputation of right lower leg, level unspecified, initial encounter

  • S88.911D

    Complete traumatic amputation of right lower leg, level unspecified, subsequent encounter

  • S88.911S

    Complete traumatic amputation of right lower leg, level unspecified, sequela

  • S88.912

    Complete traumatic amputation of left lower leg, level unspecified

  • S88.912A

    Complete traumatic amputation of left lower leg, level unspecified, initial encounter

  • S88.912D

    Complete traumatic amputation of left lower leg, level unspecified, subsequent encounter

  • S88.912S

    Complete traumatic amputation of left lower leg, level unspecified, sequela

  • S88.919

    Complete traumatic amputation of unspecified lower leg, level unspecified

  • S88.919A

    Complete traumatic amputation of unspecified lower leg, level unspecified, initial encounter

  • S88.919D

    Complete traumatic amputation of unspecified lower leg, level unspecified, subsequent encounter

  • S88.919S

    Complete traumatic amputation of unspecified lower leg, level unspecified, sequela

  • S88.92

    Partial traumatic amputation of lower leg, level unspecified

  • S88.921

    Partial traumatic amputation of right lower leg, level unspecified

  • S88.921A

    Partial traumatic amputation of right lower leg, level unspecified, initial encounter

  • S88.921D

    Partial traumatic amputation of right lower leg, level unspecified, subsequent encounter

  • S88.921S

    Partial traumatic amputation of right lower leg, level unspecified, sequela

  • S88.922

    Partial traumatic amputation of left lower leg, level unspecified

  • S88.922A

    Partial traumatic amputation of left lower leg, level unspecified, initial encounter

  • S88.922D

    Partial traumatic amputation of left lower leg, level unspecified, subsequent encounter

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