Chapter 20

V00–Y99: External Causes of Morbidity

External Causes of Morbidity diagnostic classification updated for 2026.

Internal Codes
  • Y35.123S

    Legal intervention involving injury by explosive shell, suspect injured, sequela

  • Y35.129

    Legal intervention involving injury by explosive shell, unspecified person injured

  • Y35.129A

    Legal intervention involving injury by explosive shell, unspecified person injured, initial encounter

  • Y35.129D

    Legal intervention involving injury by explosive shell, unspecified person injured, subsequent encounter

  • Y35.129S

    Legal intervention involving injury by explosive shell, unspecified person injured, sequela

  • Y35.19

    Legal intervention involving other explosives

  • Y35.191

    Legal intervention involving other explosives, law enforcement official injured

  • Y35.191A

    Legal intervention involving other explosives, law enforcement official injured, initial encounter

  • Y35.191D

    Legal intervention involving other explosives, law enforcement official injured, subsequent encounter

  • Y35.191S

    Legal intervention involving other explosives, law enforcement official injured, sequela

  • Y35.192

    Legal intervention involving other explosives, bystander injured

  • Y35.192A

    Legal intervention involving other explosives, bystander injured, initial encounter

  • Y35.192D

    Legal intervention involving other explosives, bystander injured, subsequent encounter

  • Y35.192S

    Legal intervention involving other explosives, bystander injured, sequela

  • Y35.193

    Legal intervention involving other explosives, suspect injured

  • Y35.193A

    Legal intervention involving other explosives, suspect injured, initial encounter

  • Y35.193D

    Legal intervention involving other explosives, suspect injured, subsequent encounter

  • Y35.193S

    Legal intervention involving other explosives, suspect injured, sequela

  • Y35.199

    Legal intervention involving other explosives, unspecified person injured

  • Y35.199A

    Legal intervention involving other explosives, unspecified person injured, initial encounter

  • Y35.199D

    Legal intervention involving other explosives, unspecified person injured, subsequent encounter

  • Y35.199S

    Legal intervention involving other explosives, unspecified person injured, sequela

  • Y35.2

    Legal intervention involving gas

  • Y35.20

    Legal intervention involving unspecified gas

  • Y35.201

    Legal intervention involving unspecified gas, law enforcement official injured

  • Y35.201A

    Legal intervention involving unspecified gas, law enforcement official injured, initial encounter

  • Y35.201D

    Legal intervention involving unspecified gas, law enforcement official injured, subsequent encounter

  • Y35.201S

    Legal intervention involving unspecified gas, law enforcement official injured, sequela

  • Y35.202

    Legal intervention involving unspecified gas, bystander injured

  • Y35.202A

    Legal intervention involving unspecified gas, bystander injured, initial encounter

  • Y35.202D

    Legal intervention involving unspecified gas, bystander injured, subsequent encounter

  • Y35.202S

    Legal intervention involving unspecified gas, bystander injured, sequela

  • Y35.203

    Legal intervention involving unspecified gas, suspect injured

  • Y35.203A

    Legal intervention involving unspecified gas, suspect injured, initial encounter

  • Y35.203D

    Legal intervention involving unspecified gas, suspect injured, subsequent encounter

  • Y35.203S

    Legal intervention involving unspecified gas, suspect injured, sequela

  • Y35.209

    Legal intervention involving unspecified gas, unspecified person injured

  • Y35.209A

    Legal intervention involving unspecified gas, unspecified person injured, initial encounter

  • Y35.209D

    Legal intervention involving unspecified gas, unspecified person injured, subsequent encounter

  • Y35.209S

    Legal intervention involving unspecified gas, unspecified person injured, sequela

  • Y35.21

    Legal intervention involving injury by tear gas

  • Y35.211

    Legal intervention involving injury by tear gas, law enforcement official injured

  • Y35.211A

    Legal intervention involving injury by tear gas, law enforcement official injured, initial encounter

  • Y35.211D

    Legal intervention involving injury by tear gas, law enforcement official injured, subsequent encounter

  • Y35.211S

    Legal intervention involving injury by tear gas, law enforcement official injured, sequela

  • Y35.212

    Legal intervention involving injury by tear gas, bystander injured

  • Y35.212A

    Legal intervention involving injury by tear gas, bystander injured, initial encounter

  • Y35.212D

    Legal intervention involving injury by tear gas, bystander injured, subsequent encounter

  • Y35.212S

    Legal intervention involving injury by tear gas, bystander injured, sequela

  • Y35.213

    Legal intervention involving injury by tear gas, suspect injured

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