Chapter 20

V00–Y99: External Causes of Morbidity

External Causes of Morbidity diagnostic classification updated for 2026.

Internal Codes
  • Y36.091D

    War operations involving explosion of other marine weapons, civilian, subsequent encounter

  • Y36.091S

    War operations involving explosion of other marine weapons, civilian, sequela

  • Y36.100

    War operations involving unspecified destruction of aircraft, military personnel

  • Y36.100A

    War operations involving unspecified destruction of aircraft, military personnel, initial encounter

  • Y36.100D

    War operations involving unspecified destruction of aircraft, military personnel, subsequent encounter

  • Y36.100S

    War operations involving unspecified destruction of aircraft, military personnel, sequela

  • Y36.101

    War operations involving unspecified destruction of aircraft, civilian

  • Y36.101A

    War operations involving unspecified destruction of aircraft, civilian, initial encounter

  • Y36.101D

    War operations involving unspecified destruction of aircraft, civilian, subsequent encounter

  • Y36.101S

    War operations involving unspecified destruction of aircraft, civilian, sequela

  • Y36.110

    War operations involving destruction of aircraft due to enemy fire or explosives, military personnel

  • Y36.110A

    War operations involving destruction of aircraft due to enemy fire or explosives, military personnel, initial encounter

  • Y36.110D

    War operations involving destruction of aircraft due to enemy fire or explosives, military personnel, subsequent encounter

  • Y36.110S

    War operations involving destruction of aircraft due to enemy fire or explosives, military personnel, sequela

  • Y36.111

    War operations involving destruction of aircraft due to enemy fire or explosives, civilian

  • Y36.111A

    War operations involving destruction of aircraft due to enemy fire or explosives, civilian, initial encounter

  • Y36.111D

    War operations involving destruction of aircraft due to enemy fire or explosives, civilian, subsequent encounter

  • Y36.111S

    War operations involving destruction of aircraft due to enemy fire or explosives, civilian, sequela

  • Y36.120

    War operations involving destruction of aircraft due to collision with other aircraft, military personnel

  • Y36.120A

    War operations involving destruction of aircraft due to collision with other aircraft, military personnel, initial encounter

  • Y36.120D

    War operations involving destruction of aircraft due to collision with other aircraft, military personnel, subsequent encounter

  • Y36.120S

    War operations involving destruction of aircraft due to collision with other aircraft, military personnel, sequela

  • Y36.121

    War operations involving destruction of aircraft due to collision with other aircraft, civilian

  • Y36.121A

    War operations involving destruction of aircraft due to collision with other aircraft, civilian, initial encounter

  • Y36.121D

    War operations involving destruction of aircraft due to collision with other aircraft, civilian, subsequent encounter

  • Y36.121S

    War operations involving destruction of aircraft due to collision with other aircraft, civilian, sequela

  • Y36.130

    War operations involving destruction of aircraft due to onboard fire, military personnel

  • Y36.130A

    War operations involving destruction of aircraft due to onboard fire, military personnel, initial encounter

  • Y36.130D

    War operations involving destruction of aircraft due to onboard fire, military personnel, subsequent encounter

  • Y36.130S

    War operations involving destruction of aircraft due to onboard fire, military personnel, sequela

  • Y36.131

    War operations involving destruction of aircraft due to onboard fire, civilian

  • Y36.131A

    War operations involving destruction of aircraft due to onboard fire, civilian, initial encounter

  • Y36.131D

    War operations involving destruction of aircraft due to onboard fire, civilian, subsequent encounter

  • Y36.131S

    War operations involving destruction of aircraft due to onboard fire, civilian, sequela

  • Y36.140

    War operations involving destruction of aircraft due to accidental detonation of onboard munitions and explosives, military personnel

  • Y36.140A

    War operations involving destruction of aircraft due to accidental detonation of onboard munitions and explosives, military personnel, initial encounter

  • Y36.140D

    War operations involving destruction of aircraft due to accidental detonation of onboard munitions and explosives, military personnel, subsequent encounter

  • Y36.140S

    War operations involving destruction of aircraft due to accidental detonation of onboard munitions and explosives, military personnel, sequela

  • Y36.141

    War operations involving destruction of aircraft due to accidental detonation of onboard munitions and explosives, civilian

  • Y36.141A

    War operations involving destruction of aircraft due to accidental detonation of onboard munitions and explosives, civilian, initial encounter

  • Y36.141D

    War operations involving destruction of aircraft due to accidental detonation of onboard munitions and explosives, civilian, subsequent encounter

  • Y36.141S

    War operations involving destruction of aircraft due to accidental detonation of onboard munitions and explosives, civilian, sequela

  • Y36.190

    War operations involving other destruction of aircraft, military personnel

  • Y36.190A

    War operations involving other destruction of aircraft, military personnel, initial encounter

  • Y36.190D

    War operations involving other destruction of aircraft, military personnel, subsequent encounter

  • Y36.190S

    War operations involving other destruction of aircraft, military personnel, sequela

  • Y36.191

    War operations involving other destruction of aircraft, civilian

  • Y36.191A

    War operations involving other destruction of aircraft, civilian, initial encounter

  • Y36.191D

    War operations involving other destruction of aircraft, civilian, subsequent encounter

  • Y36.191S

    War operations involving other destruction of aircraft, civilian, sequela

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