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
  • T24.292A

    Burn of second degree of multiple sites of left lower limb, except ankle and foot, initial encounter

  • T24.292D

    Burn of second degree of multiple sites of left lower limb, except ankle and foot, subsequent encounter

  • T24.292S

    Burn of second degree of multiple sites of left lower limb, except ankle and foot, sequela

  • T24.299

    Burn of second degree of multiple sites of unspecified lower limb, except ankle and foot

  • T24.299A

    Burn of second degree of multiple sites of unspecified lower limb, except ankle and foot, initial encounter

  • T24.299D

    Burn of second degree of multiple sites of unspecified lower limb, except ankle and foot, subsequent encounter

  • T24.299S

    Burn of second degree of multiple sites of unspecified lower limb, except ankle and foot, sequela

  • T24.3

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

  • T24.30

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

  • T24.301

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

  • T24.301A

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

  • T24.301D

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

  • T24.301S

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

  • T24.302

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

  • T24.302A

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

  • T24.302D

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

  • T24.302S

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

  • T24.309

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

  • T24.309A

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

  • T24.309D

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

  • T24.309S

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

  • T24.31

    Burn of third degree of thigh

  • T24.311

    Burn of third degree of right thigh

  • T24.311A

    Burn of third degree of right thigh, initial encounter

  • T24.311D

    Burn of third degree of right thigh, subsequent encounter

  • T24.311S

    Burn of third degree of right thigh, sequela

  • T24.312

    Burn of third degree of left thigh

  • T24.312A

    Burn of third degree of left thigh, initial encounter

  • T24.312D

    Burn of third degree of left thigh, subsequent encounter

  • T24.312S

    Burn of third degree of left thigh, sequela

  • T24.319

    Burn of third degree of unspecified thigh

  • T24.319A

    Burn of third degree of unspecified thigh, initial encounter

  • T24.319D

    Burn of third degree of unspecified thigh, subsequent encounter

  • T24.319S

    Burn of third degree of unspecified thigh, sequela

  • T24.32

    Burn of third degree of knee

  • T24.321

    Burn of third degree of right knee

  • T24.321A

    Burn of third degree of right knee, initial encounter

  • T24.321D

    Burn of third degree of right knee, subsequent encounter

  • T24.321S

    Burn of third degree of right knee, sequela

  • T24.322

    Burn of third degree of left knee

  • T24.322A

    Burn of third degree of left knee, initial encounter

  • T24.322D

    Burn of third degree of left knee, subsequent encounter

  • T24.322S

    Burn of third degree of left knee, sequela

  • T24.329

    Burn of third degree of unspecified knee

  • T24.329A

    Burn of third degree of unspecified knee, initial encounter

  • T24.329D

    Burn of third degree of unspecified knee, subsequent encounter

  • T24.329S

    Burn of third degree of unspecified knee, sequela

  • T24.33

    Burn of third degree of lower leg

  • T24.331

    Burn of third degree of right lower leg

  • T24.331A

    Burn of third degree of right lower leg, initial encounter

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