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
  • S52.231H

    Displaced oblique fracture of shaft of right ulna, subsequent encounter for open fracture type I or II with delayed healing

  • S52.231J

    Displaced oblique fracture of shaft of right ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with delayed healing

  • S52.231K

    Displaced oblique fracture of shaft of right ulna, subsequent encounter for closed fracture with nonunion

  • S52.231M

    Displaced oblique fracture of shaft of right ulna, subsequent encounter for open fracture type I or II with nonunion

  • S52.231N

    Displaced oblique fracture of shaft of right ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunion

  • S52.231P

    Displaced oblique fracture of shaft of right ulna, subsequent encounter for closed fracture with malunion

  • S52.231Q

    Displaced oblique fracture of shaft of right ulna, subsequent encounter for open fracture type I or II with malunion

  • S52.231R

    Displaced oblique fracture of shaft of right ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with malunion

  • S52.231S

    Displaced oblique fracture of shaft of right ulna, sequela

  • S52.232

    Displaced oblique fracture of shaft of left ulna

  • S52.232A

    Displaced oblique fracture of shaft of left ulna, initial encounter for closed fracture

  • S52.232B

    Displaced oblique fracture of shaft of left ulna, initial encounter for open fracture type I or II

  • S52.232C

    Displaced oblique fracture of shaft of left ulna, initial encounter for open fracture type IIIA, IIIB, or IIIC

  • S52.232D

    Displaced oblique fracture of shaft of left ulna, subsequent encounter for closed fracture with routine healing

  • S52.232E

    Displaced oblique fracture of shaft of left ulna, subsequent encounter for open fracture type I or II with routine healing

  • S52.232F

    Displaced oblique fracture of shaft of left ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healing

  • S52.232G

    Displaced oblique fracture of shaft of left ulna, subsequent encounter for closed fracture with delayed healing

  • S52.232H

    Displaced oblique fracture of shaft of left ulna, subsequent encounter for open fracture type I or II with delayed healing

  • S52.232J

    Displaced oblique fracture of shaft of left ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with delayed healing

  • S52.232K

    Displaced oblique fracture of shaft of left ulna, subsequent encounter for closed fracture with nonunion

  • S52.232M

    Displaced oblique fracture of shaft of left ulna, subsequent encounter for open fracture type I or II with nonunion

  • S52.232N

    Displaced oblique fracture of shaft of left ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunion

  • S52.232P

    Displaced oblique fracture of shaft of left ulna, subsequent encounter for closed fracture with malunion

  • S52.232Q

    Displaced oblique fracture of shaft of left ulna, subsequent encounter for open fracture type I or II with malunion

  • S52.232R

    Displaced oblique fracture of shaft of left ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with malunion

  • S52.232S

    Displaced oblique fracture of shaft of left ulna, sequela

  • S52.233

    Displaced oblique fracture of shaft of unspecified ulna

  • S52.233A

    Displaced oblique fracture of shaft of unspecified ulna, initial encounter for closed fracture

  • S52.233B

    Displaced oblique fracture of shaft of unspecified ulna, initial encounter for open fracture type I or II

  • S52.233C

    Displaced oblique fracture of shaft of unspecified ulna, initial encounter for open fracture type IIIA, IIIB, or IIIC

  • S52.233D

    Displaced oblique fracture of shaft of unspecified ulna, subsequent encounter for closed fracture with routine healing

  • S52.233E

    Displaced oblique fracture of shaft of unspecified ulna, subsequent encounter for open fracture type I or II with routine healing

  • S52.233F

    Displaced oblique fracture of shaft of unspecified ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healing

  • S52.233G

    Displaced oblique fracture of shaft of unspecified ulna, subsequent encounter for closed fracture with delayed healing

  • S52.233H

    Displaced oblique fracture of shaft of unspecified ulna, subsequent encounter for open fracture type I or II with delayed healing

  • S52.233J

    Displaced oblique fracture of shaft of unspecified ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with delayed healing

  • S52.233K

    Displaced oblique fracture of shaft of unspecified ulna, subsequent encounter for closed fracture with nonunion

  • S52.233M

    Displaced oblique fracture of shaft of unspecified ulna, subsequent encounter for open fracture type I or II with nonunion

  • S52.233N

    Displaced oblique fracture of shaft of unspecified ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunion

  • S52.233P

    Displaced oblique fracture of shaft of unspecified ulna, subsequent encounter for closed fracture with malunion

  • S52.233Q

    Displaced oblique fracture of shaft of unspecified ulna, subsequent encounter for open fracture type I or II with malunion

  • S52.233R

    Displaced oblique fracture of shaft of unspecified ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with malunion

  • S52.233S

    Displaced oblique fracture of shaft of unspecified ulna, sequela

  • S52.234

    Nondisplaced oblique fracture of shaft of right ulna

  • S52.234A

    Nondisplaced oblique fracture of shaft of right ulna, initial encounter for closed fracture

  • S52.234B

    Nondisplaced oblique fracture of shaft of right ulna, initial encounter for open fracture type I or II

  • S52.234C

    Nondisplaced oblique fracture of shaft of right ulna, initial encounter for open fracture type IIIA, IIIB, or IIIC

  • S52.234D

    Nondisplaced oblique fracture of shaft of right ulna, subsequent encounter for closed fracture with routine healing

  • S52.234E

    Nondisplaced oblique fracture of shaft of right ulna, subsequent encounter for open fracture type I or II with routine healing

  • S52.234F

    Nondisplaced oblique fracture of shaft of right ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healing

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