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
  • S80.811A

    Abrasion, right lower leg, initial encounter

  • S80.811D

    Abrasion, right lower leg, subsequent encounter

  • S80.811S

    Abrasion, right lower leg, sequela

  • S80.812

    Abrasion, left lower leg

  • S80.812A

    Abrasion, left lower leg, initial encounter

  • S80.812D

    Abrasion, left lower leg, subsequent encounter

  • S80.812S

    Abrasion, left lower leg, sequela

  • S80.819

    Abrasion, unspecified lower leg

  • S80.819A

    Abrasion, unspecified lower leg, initial encounter

  • S80.819D

    Abrasion, unspecified lower leg, subsequent encounter

  • S80.819S

    Abrasion, unspecified lower leg, sequela

  • S80.82

    Blister (nonthermal) of lower leg

  • S80.821

    Blister (nonthermal), right lower leg

  • S80.821A

    Blister (nonthermal), right lower leg, initial encounter

  • S80.821D

    Blister (nonthermal), right lower leg, subsequent encounter

  • S80.821S

    Blister (nonthermal), right lower leg, sequela

  • S80.822

    Blister (nonthermal), left lower leg

  • S80.822A

    Blister (nonthermal), left lower leg, initial encounter

  • S80.822D

    Blister (nonthermal), left lower leg, subsequent encounter

  • S80.822S

    Blister (nonthermal), left lower leg, sequela

  • S80.829

    Blister (nonthermal), unspecified lower leg

  • S80.829A

    Blister (nonthermal), unspecified lower leg, initial encounter

  • S80.829D

    Blister (nonthermal), unspecified lower leg, subsequent encounter

  • S80.829S

    Blister (nonthermal), unspecified lower leg, sequela

  • S80.84

    External constriction of lower leg

  • S80.841

    External constriction, right lower leg

  • S80.841A

    External constriction, right lower leg, initial encounter

  • S80.841D

    External constriction, right lower leg, subsequent encounter

  • S80.841S

    External constriction, right lower leg, sequela

  • S80.842

    External constriction, left lower leg

  • S80.842A

    External constriction, left lower leg, initial encounter

  • S80.842D

    External constriction, left lower leg, subsequent encounter

  • S80.842S

    External constriction, left lower leg, sequela

  • S80.849

    External constriction, unspecified lower leg

  • S80.849A

    External constriction, unspecified lower leg, initial encounter

  • S80.849D

    External constriction, unspecified lower leg, subsequent encounter

  • S80.849S

    External constriction, unspecified lower leg, sequela

  • S80.85

    Superficial foreign body of lower leg

  • S80.851

    Superficial foreign body, right lower leg

  • S80.851A

    Superficial foreign body, right lower leg, initial encounter

  • S80.851D

    Superficial foreign body, right lower leg, subsequent encounter

  • S80.851S

    Superficial foreign body, right lower leg, sequela

  • S80.852

    Superficial foreign body, left lower leg

  • S80.852A

    Superficial foreign body, left lower leg, initial encounter

  • S80.852D

    Superficial foreign body, left lower leg, subsequent encounter

  • S80.852S

    Superficial foreign body, left lower leg, sequela

  • S80.859

    Superficial foreign body, unspecified lower leg

  • S80.859A

    Superficial foreign body, unspecified lower leg, initial encounter

  • S80.859D

    Superficial foreign body, unspecified lower leg, subsequent encounter

  • S80.859S

    Superficial foreign body, unspecified lower leg, sequela

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