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
  • T24.592S

    Corrosion of first degree of multiple sites of left lower limb, except ankle and foot, sequela

  • T24.599

    Corrosion of first degree of multiple sites of unspecified lower limb, except ankle and foot

  • T24.599A

    Corrosion of first degree of multiple sites of unspecified lower limb, except ankle and foot, initial encounter

  • T24.599D

    Corrosion of first degree of multiple sites of unspecified lower limb, except ankle and foot, subsequent encounter

  • T24.599S

    Corrosion of first degree of multiple sites of unspecified lower limb, except ankle and foot, sequela

  • T24.6

    Corrosion of second degree of lower limb, except ankle and foot

  • T24.60

    Corrosion of second degree of unspecified site of lower limb, except ankle and foot

  • T24.601

    Corrosion of second degree of unspecified site of right lower limb, except ankle and foot

  • T24.601A

    Corrosion of second degree of unspecified site of right lower limb, except ankle and foot, initial encounter

  • T24.601D

    Corrosion of second degree of unspecified site of right lower limb, except ankle and foot, subsequent encounter

  • T24.601S

    Corrosion of second degree of unspecified site of right lower limb, except ankle and foot, sequela

  • T24.602

    Corrosion of second degree of unspecified site of left lower limb, except ankle and foot

  • T24.602A

    Corrosion of second degree of unspecified site of left lower limb, except ankle and foot, initial encounter

  • T24.602D

    Corrosion of second degree of unspecified site of left lower limb, except ankle and foot, subsequent encounter

  • T24.602S

    Corrosion of second degree of unspecified site of left lower limb, except ankle and foot, sequela

  • T24.609

    Corrosion of second degree of unspecified site of unspecified lower limb, except ankle and foot

  • T24.609A

    Corrosion of second degree of unspecified site of unspecified lower limb, except ankle and foot, initial encounter

  • T24.609D

    Corrosion of second degree of unspecified site of unspecified lower limb, except ankle and foot, subsequent encounter

  • T24.609S

    Corrosion of second degree of unspecified site of unspecified lower limb, except ankle and foot, sequela

  • T24.61

    Corrosion of second degree of thigh

  • T24.611

    Corrosion of second degree of right thigh

  • T24.611A

    Corrosion of second degree of right thigh, initial encounter

  • T24.611D

    Corrosion of second degree of right thigh, subsequent encounter

  • T24.611S

    Corrosion of second degree of right thigh, sequela

  • T24.612

    Corrosion of second degree of left thigh

  • T24.612A

    Corrosion of second degree of left thigh, initial encounter

  • T24.612D

    Corrosion of second degree of left thigh, subsequent encounter

  • T24.612S

    Corrosion of second degree of left thigh, sequela

  • T24.619

    Corrosion of second degree of unspecified thigh

  • T24.619A

    Corrosion of second degree of unspecified thigh, initial encounter

  • T24.619D

    Corrosion of second degree of unspecified thigh, subsequent encounter

  • T24.619S

    Corrosion of second degree of unspecified thigh, sequela

  • T24.62

    Corrosion of second degree of knee

  • T24.621

    Corrosion of second degree of right knee

  • T24.621A

    Corrosion of second degree of right knee, initial encounter

  • T24.621D

    Corrosion of second degree of right knee, subsequent encounter

  • T24.621S

    Corrosion of second degree of right knee, sequela

  • T24.622

    Corrosion of second degree of left knee

  • T24.622A

    Corrosion of second degree of left knee, initial encounter

  • T24.622D

    Corrosion of second degree of left knee, subsequent encounter

  • T24.622S

    Corrosion of second degree of left knee, sequela

  • T24.629

    Corrosion of second degree of unspecified knee

  • T24.629A

    Corrosion of second degree of unspecified knee, initial encounter

  • T24.629D

    Corrosion of second degree of unspecified knee, subsequent encounter

  • T24.629S

    Corrosion of second degree of unspecified knee, sequela

  • T24.63

    Corrosion of second degree of lower leg

  • T24.631

    Corrosion of second degree of right lower leg

  • T24.631A

    Corrosion of second degree of right lower leg, initial encounter

  • T24.631D

    Corrosion of second degree of right lower leg, subsequent encounter

  • T24.631S

    Corrosion of second degree of right lower leg, sequela

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