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
  • S70.321D

    Blister (nonthermal), right thigh, subsequent encounter

  • S70.321S

    Blister (nonthermal), right thigh, sequela

  • S70.322

    Blister (nonthermal), left thigh

  • S70.322A

    Blister (nonthermal), left thigh, initial encounter

  • S70.322D

    Blister (nonthermal), left thigh, subsequent encounter

  • S70.322S

    Blister (nonthermal), left thigh, sequela

  • S70.329

    Blister (nonthermal), unspecified thigh

  • S70.329A

    Blister (nonthermal), unspecified thigh, initial encounter

  • S70.329D

    Blister (nonthermal), unspecified thigh, subsequent encounter

  • S70.329S

    Blister (nonthermal), unspecified thigh, sequela

  • S70.34

    External constriction of thigh

  • S70.341

    External constriction, right thigh

  • S70.341A

    External constriction, right thigh, initial encounter

  • S70.341D

    External constriction, right thigh, subsequent encounter

  • S70.341S

    External constriction, right thigh, sequela

  • S70.342

    External constriction, left thigh

  • S70.342A

    External constriction, left thigh, initial encounter

  • S70.342D

    External constriction, left thigh, subsequent encounter

  • S70.342S

    External constriction, left thigh, sequela

  • S70.349

    External constriction, unspecified thigh

  • S70.349A

    External constriction, unspecified thigh, initial encounter

  • S70.349D

    External constriction, unspecified thigh, subsequent encounter

  • S70.349S

    External constriction, unspecified thigh, sequela

  • S70.35

    Superficial foreign body of thigh

  • S70.351

    Superficial foreign body, right thigh

  • S70.351A

    Superficial foreign body, right thigh, initial encounter

  • S70.351D

    Superficial foreign body, right thigh, subsequent encounter

  • S70.351S

    Superficial foreign body, right thigh, sequela

  • S70.352

    Superficial foreign body, left thigh

  • S70.352A

    Superficial foreign body, left thigh, initial encounter

  • S70.352D

    Superficial foreign body, left thigh, subsequent encounter

  • S70.352S

    Superficial foreign body, left thigh, sequela

  • S70.359

    Superficial foreign body, unspecified thigh

  • S70.359A

    Superficial foreign body, unspecified thigh, initial encounter

  • S70.359D

    Superficial foreign body, unspecified thigh, subsequent encounter

  • S70.359S

    Superficial foreign body, unspecified thigh, sequela

  • S70.36

    Insect bite (nonvenomous) of thigh

  • S70.361

    Insect bite (nonvenomous), right thigh

  • S70.361A

    Insect bite (nonvenomous), right thigh, initial encounter

  • S70.361D

    Insect bite (nonvenomous), right thigh, subsequent encounter

  • S70.361S

    Insect bite (nonvenomous), right thigh, sequela

  • S70.362

    Insect bite (nonvenomous), left thigh

  • S70.362A

    Insect bite (nonvenomous), left thigh, initial encounter

  • S70.362D

    Insect bite (nonvenomous), left thigh, subsequent encounter

  • S70.362S

    Insect bite (nonvenomous), left thigh, sequela

  • S70.369

    Insect bite (nonvenomous), unspecified thigh

  • S70.369A

    Insect bite (nonvenomous), unspecified thigh, initial encounter

  • S70.369D

    Insect bite (nonvenomous), unspecified thigh, subsequent encounter

  • S70.369S

    Insect bite (nonvenomous), unspecified thigh, sequela

  • S70.37

    Other superficial bite of thigh

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