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
  • S51.829

    Laceration with foreign body of unspecified forearm

  • S51.829A

    Laceration with foreign body of unspecified forearm, initial encounter

  • S51.829D

    Laceration with foreign body of unspecified forearm, subsequent encounter

  • S51.829S

    Laceration with foreign body of unspecified forearm, sequela

  • S51.83

    Puncture wound without foreign body of forearm

  • S51.831

    Puncture wound without foreign body of right forearm

  • S51.831A

    Puncture wound without foreign body of right forearm, initial encounter

  • S51.831D

    Puncture wound without foreign body of right forearm, subsequent encounter

  • S51.831S

    Puncture wound without foreign body of right forearm, sequela

  • S51.832

    Puncture wound without foreign body of left forearm

  • S51.832A

    Puncture wound without foreign body of left forearm, initial encounter

  • S51.832D

    Puncture wound without foreign body of left forearm, subsequent encounter

  • S51.832S

    Puncture wound without foreign body of left forearm, sequela

  • S51.839

    Puncture wound without foreign body of unspecified forearm

  • S51.839A

    Puncture wound without foreign body of unspecified forearm, initial encounter

  • S51.839D

    Puncture wound without foreign body of unspecified forearm, subsequent encounter

  • S51.839S

    Puncture wound without foreign body of unspecified forearm, sequela

  • S51.84

    Puncture wound with foreign body of forearm

  • S51.841

    Puncture wound with foreign body of right forearm

  • S51.841A

    Puncture wound with foreign body of right forearm, initial encounter

  • S51.841D

    Puncture wound with foreign body of right forearm, subsequent encounter

  • S51.841S

    Puncture wound with foreign body of right forearm, sequela

  • S51.842

    Puncture wound with foreign body of left forearm

  • S51.842A

    Puncture wound with foreign body of left forearm, initial encounter

  • S51.842D

    Puncture wound with foreign body of left forearm, subsequent encounter

  • S51.842S

    Puncture wound with foreign body of left forearm, sequela

  • S51.849

    Puncture wound with foreign body of unspecified forearm

  • S51.849A

    Puncture wound with foreign body of unspecified forearm, initial encounter

  • S51.849D

    Puncture wound with foreign body of unspecified forearm, subsequent encounter

  • S51.849S

    Puncture wound with foreign body of unspecified forearm, sequela

  • S51.85

    Open bite of forearm

  • S51.851

    Open bite of right forearm

  • S51.851A

    Open bite of right forearm, initial encounter

  • S51.851D

    Open bite of right forearm, subsequent encounter

  • S51.851S

    Open bite of right forearm, sequela

  • S51.852

    Open bite of left forearm

  • S51.852A

    Open bite of left forearm, initial encounter

  • S51.852D

    Open bite of left forearm, subsequent encounter

  • S51.852S

    Open bite of left forearm, sequela

  • S51.859

    Open bite of unspecified forearm

  • S51.859A

    Open bite of unspecified forearm, initial encounter

  • S51.859D

    Open bite of unspecified forearm, subsequent encounter

  • S51.859S

    Open bite of unspecified forearm, sequela

  • S52

    Fracture of forearm

  • S52.0

    Fracture of upper end of ulna

  • S52.00

    Unspecified fracture of upper end of ulna

  • S52.001

    Unspecified fracture of upper end of right ulna

  • S52.001A

    Unspecified fracture of upper end of right ulna, initial encounter for closed fracture

  • S52.001B

    Unspecified fracture of upper end of right ulna, initial encounter for open fracture type I or II

  • S52.001C

    Unspecified fracture of upper end of right ulna, initial encounter for open fracture type IIIA, IIIB, or IIIC

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