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
  • T23.792

    Corrosion of third degree of multiple sites of left wrist and hand

  • T23.792A

    Corrosion of third degree of multiple sites of left wrist and hand, initial encounter

  • T23.792D

    Corrosion of third degree of multiple sites of left wrist and hand, subsequent encounter

  • T23.792S

    Corrosion of third degree of multiple sites of left wrist and hand, sequela

  • T23.799

    Corrosion of third degree of multiple sites of unspecified wrist and hand

  • T23.799A

    Corrosion of third degree of multiple sites of unspecified wrist and hand, initial encounter

  • T23.799D

    Corrosion of third degree of multiple sites of unspecified wrist and hand, subsequent encounter

  • T23.799S

    Corrosion of third degree of multiple sites of unspecified wrist and hand, sequela

  • T24

    Burn and corrosion of lower limb, except ankle and foot

  • T24.0

    Burn of unspecified degree of lower limb, except ankle and foot

  • T24.00

    Burn of unspecified degree of unspecified site of lower limb, except ankle and foot

  • T24.001

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

  • T24.001A

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

  • T24.001D

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

  • T24.001S

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

  • T24.002

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

  • T24.002A

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

  • T24.002D

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

  • T24.002S

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

  • T24.009

    Burn of unspecified degree of unspecified site of unspecified lower limb, except ankle and foot

  • T24.009A

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

  • T24.009D

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

  • T24.009S

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

  • T24.01

    Burn of unspecified degree of thigh

  • T24.011

    Burn of unspecified degree of right thigh

  • T24.011A

    Burn of unspecified degree of right thigh, initial encounter

  • T24.011D

    Burn of unspecified degree of right thigh, subsequent encounter

  • T24.011S

    Burn of unspecified degree of right thigh, sequela

  • T24.012

    Burn of unspecified degree of left thigh

  • T24.012A

    Burn of unspecified degree of left thigh, initial encounter

  • T24.012D

    Burn of unspecified degree of left thigh, subsequent encounter

  • T24.012S

    Burn of unspecified degree of left thigh, sequela

  • T24.019

    Burn of unspecified degree of unspecified thigh

  • T24.019A

    Burn of unspecified degree of unspecified thigh, initial encounter

  • T24.019D

    Burn of unspecified degree of unspecified thigh, subsequent encounter

  • T24.019S

    Burn of unspecified degree of unspecified thigh, sequela

  • T24.02

    Burn of unspecified degree of knee

  • T24.021

    Burn of unspecified degree of right knee

  • T24.021A

    Burn of unspecified degree of right knee, initial encounter

  • T24.021D

    Burn of unspecified degree of right knee, subsequent encounter

  • T24.021S

    Burn of unspecified degree of right knee, sequela

  • T24.022

    Burn of unspecified degree of left knee

  • T24.022A

    Burn of unspecified degree of left knee, initial encounter

  • T24.022D

    Burn of unspecified degree of left knee, subsequent encounter

  • T24.022S

    Burn of unspecified degree of left knee, sequela

  • T24.029

    Burn of unspecified degree of unspecified knee

  • T24.029A

    Burn of unspecified degree of unspecified knee, initial encounter

  • T24.029D

    Burn of unspecified degree of unspecified knee, subsequent encounter

  • T24.029S

    Burn of unspecified degree of unspecified knee, sequela

  • T24.03

    Burn of unspecified degree of lower leg

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