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
  • S31.100

    Unspecified open wound of abdominal wall, right upper quadrant without penetration into peritoneal cavity

  • S31.100A

    Unspecified open wound of abdominal wall, right upper quadrant without penetration into peritoneal cavity, initial encounter

  • S31.100D

    Unspecified open wound of abdominal wall, right upper quadrant without penetration into peritoneal cavity, subsequent encounter

  • S31.100S

    Unspecified open wound of abdominal wall, right upper quadrant without penetration into peritoneal cavity, sequela

  • S31.101

    Unspecified open wound of abdominal wall, left upper quadrant without penetration into peritoneal cavity

  • S31.101A

    Unspecified open wound of abdominal wall, left upper quadrant without penetration into peritoneal cavity, initial encounter

  • S31.101D

    Unspecified open wound of abdominal wall, left upper quadrant without penetration into peritoneal cavity, subsequent encounter

  • S31.101S

    Unspecified open wound of abdominal wall, left upper quadrant without penetration into peritoneal cavity, sequela

  • S31.102

    Unspecified open wound of abdominal wall, epigastric region without penetration into peritoneal cavity

  • S31.102A

    Unspecified open wound of abdominal wall, epigastric region without penetration into peritoneal cavity, initial encounter

  • S31.102D

    Unspecified open wound of abdominal wall, epigastric region without penetration into peritoneal cavity, subsequent encounter

  • S31.102S

    Unspecified open wound of abdominal wall, epigastric region without penetration into peritoneal cavity, sequela

  • S31.103

    Unspecified open wound of abdominal wall, right lower quadrant without penetration into peritoneal cavity

  • S31.103A

    Unspecified open wound of abdominal wall, right lower quadrant without penetration into peritoneal cavity, initial encounter

  • S31.103D

    Unspecified open wound of abdominal wall, right lower quadrant without penetration into peritoneal cavity, subsequent encounter

  • S31.103S

    Unspecified open wound of abdominal wall, right lower quadrant without penetration into peritoneal cavity, sequela

  • S31.104

    Unspecified open wound of abdominal wall, left lower quadrant without penetration into peritoneal cavity

  • S31.104A

    Unspecified open wound of abdominal wall, left lower quadrant without penetration into peritoneal cavity, initial encounter

  • S31.104D

    Unspecified open wound of abdominal wall, left lower quadrant without penetration into peritoneal cavity, subsequent encounter

  • S31.104S

    Unspecified open wound of abdominal wall, left lower quadrant without penetration into peritoneal cavity, sequela

  • S31.105

    Unspecified open wound of abdominal wall, periumbilic region without penetration into peritoneal cavity

  • S31.105A

    Unspecified open wound of abdominal wall, periumbilic region without penetration into peritoneal cavity, initial encounter

  • S31.105D

    Unspecified open wound of abdominal wall, periumbilic region without penetration into peritoneal cavity, subsequent encounter

  • S31.105S

    Unspecified open wound of abdominal wall, periumbilic region without penetration into peritoneal cavity, sequela

  • S31.106

    Unspecified open wound of abdominal wall, right flank without penetration into peritoneal cavity

  • S31.106A

    Unspecified open wound of abdominal wall, right flank without penetration into peritoneal cavity, initial encounter

  • S31.106D

    Unspecified open wound of abdominal wall, right flank without penetration into peritoneal cavity, subsequent encounter

  • S31.106S

    Unspecified open wound of abdominal wall, right flank without penetration into peritoneal cavity, sequela

  • S31.107

    Unspecified open wound of abdominal wall, left flank without penetration into peritoneal cavity

  • S31.107A

    Unspecified open wound of abdominal wall, left flank without penetration into peritoneal cavity, initial encounter

  • S31.107D

    Unspecified open wound of abdominal wall, left flank without penetration into peritoneal cavity, subsequent encounter

  • S31.107S

    Unspecified open wound of abdominal wall, left flank without penetration into peritoneal cavity, sequela

  • S31.109

    Unspecified open wound of abdominal wall, unspecified quadrant without penetration into peritoneal cavity

  • S31.109A

    Unspecified open wound of abdominal wall, unspecified quadrant without penetration into peritoneal cavity, initial encounter

  • S31.109D

    Unspecified open wound of abdominal wall, unspecified quadrant without penetration into peritoneal cavity, subsequent encounter

  • S31.109S

    Unspecified open wound of abdominal wall, unspecified quadrant without penetration into peritoneal cavity, sequela

  • S31.10A

    Unspecified open wound of abdominal wall, unspecified flank without penetration into peritoneal cavity

  • S31.10AA

    Unspecified open wound of abdominal wall, unspecified flank without penetration into peritoneal cavity, initial encounter

  • S31.10AD

    Unspecified open wound of abdominal wall, unspecified flank without penetration into peritoneal cavity, subsequent encounter

  • S31.10AS

    Unspecified open wound of abdominal wall, unspecified flank without penetration into peritoneal cavity, sequela

  • S31.11

    Laceration without foreign body of abdominal wall without penetration into peritoneal cavity

  • S31.110

    Laceration without foreign body of abdominal wall, right upper quadrant without penetration into peritoneal cavity

  • S31.110A

    Laceration without foreign body of abdominal wall, right upper quadrant without penetration into peritoneal cavity, initial encounter

  • S31.110D

    Laceration without foreign body of abdominal wall, right upper quadrant without penetration into peritoneal cavity, subsequent encounter

  • S31.110S

    Laceration without foreign body of abdominal wall, right upper quadrant without penetration into peritoneal cavity, sequela

  • S31.111

    Laceration without foreign body of abdominal wall, left upper quadrant without penetration into peritoneal cavity

  • S31.111A

    Laceration without foreign body of abdominal wall, left upper quadrant without penetration into peritoneal cavity, initial encounter

  • S31.111D

    Laceration without foreign body of abdominal wall, left upper quadrant without penetration into peritoneal cavity, subsequent encounter

  • S31.111S

    Laceration without foreign body of abdominal wall, left upper quadrant without penetration into peritoneal cavity, sequela

  • S31.112

    Laceration without foreign body of abdominal wall, epigastric region without penetration into peritoneal cavity

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