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
  • S83.124A

    Posterior dislocation of proximal end of tibia, right knee, initial encounter

  • S83.124D

    Posterior dislocation of proximal end of tibia, right knee, subsequent encounter

  • S83.124S

    Posterior dislocation of proximal end of tibia, right knee, sequela

  • S83.125

    Posterior dislocation of proximal end of tibia, left knee

  • S83.125A

    Posterior dislocation of proximal end of tibia, left knee, initial encounter

  • S83.125D

    Posterior dislocation of proximal end of tibia, left knee, subsequent encounter

  • S83.125S

    Posterior dislocation of proximal end of tibia, left knee, sequela

  • S83.126

    Posterior dislocation of proximal end of tibia, unspecified knee

  • S83.126A

    Posterior dislocation of proximal end of tibia, unspecified knee, initial encounter

  • S83.126D

    Posterior dislocation of proximal end of tibia, unspecified knee, subsequent encounter

  • S83.126S

    Posterior dislocation of proximal end of tibia, unspecified knee, sequela

  • S83.13

    Medial subluxation and dislocation of proximal end of tibia

  • S83.131

    Medial subluxation of proximal end of tibia, right knee

  • S83.131A

    Medial subluxation of proximal end of tibia, right knee, initial encounter

  • S83.131D

    Medial subluxation of proximal end of tibia, right knee, subsequent encounter

  • S83.131S

    Medial subluxation of proximal end of tibia, right knee, sequela

  • S83.132

    Medial subluxation of proximal end of tibia, left knee

  • S83.132A

    Medial subluxation of proximal end of tibia, left knee, initial encounter

  • S83.132D

    Medial subluxation of proximal end of tibia, left knee, subsequent encounter

  • S83.132S

    Medial subluxation of proximal end of tibia, left knee, sequela

  • S83.133

    Medial subluxation of proximal end of tibia, unspecified knee

  • S83.133A

    Medial subluxation of proximal end of tibia, unspecified knee, initial encounter

  • S83.133D

    Medial subluxation of proximal end of tibia, unspecified knee, subsequent encounter

  • S83.133S

    Medial subluxation of proximal end of tibia, unspecified knee, sequela

  • S83.134

    Medial dislocation of proximal end of tibia, right knee

  • S83.134A

    Medial dislocation of proximal end of tibia, right knee, initial encounter

  • S83.134D

    Medial dislocation of proximal end of tibia, right knee, subsequent encounter

  • S83.134S

    Medial dislocation of proximal end of tibia, right knee, sequela

  • S83.135

    Medial dislocation of proximal end of tibia, left knee

  • S83.135A

    Medial dislocation of proximal end of tibia, left knee, initial encounter

  • S83.135D

    Medial dislocation of proximal end of tibia, left knee, subsequent encounter

  • S83.135S

    Medial dislocation of proximal end of tibia, left knee, sequela

  • S83.136

    Medial dislocation of proximal end of tibia, unspecified knee

  • S83.136A

    Medial dislocation of proximal end of tibia, unspecified knee, initial encounter

  • S83.136D

    Medial dislocation of proximal end of tibia, unspecified knee, subsequent encounter

  • S83.136S

    Medial dislocation of proximal end of tibia, unspecified knee, sequela

  • S83.14

    Lateral subluxation and dislocation of proximal end of tibia

  • S83.141

    Lateral subluxation of proximal end of tibia, right knee

  • S83.141A

    Lateral subluxation of proximal end of tibia, right knee, initial encounter

  • S83.141D

    Lateral subluxation of proximal end of tibia, right knee, subsequent encounter

  • S83.141S

    Lateral subluxation of proximal end of tibia, right knee, sequela

  • S83.142

    Lateral subluxation of proximal end of tibia, left knee

  • S83.142A

    Lateral subluxation of proximal end of tibia, left knee, initial encounter

  • S83.142D

    Lateral subluxation of proximal end of tibia, left knee, subsequent encounter

  • S83.142S

    Lateral subluxation of proximal end of tibia, left knee, sequela

  • S83.143

    Lateral subluxation of proximal end of tibia, unspecified knee

  • S83.143A

    Lateral subluxation of proximal end of tibia, unspecified knee, initial encounter

  • S83.143D

    Lateral subluxation of proximal end of tibia, unspecified knee, subsequent encounter

  • S83.143S

    Lateral subluxation of proximal end of tibia, unspecified knee, sequela

  • S83.144

    Lateral dislocation of proximal end of tibia, right knee

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