Chapter 20

V00–Y99: External Causes of Morbidity

External Causes of Morbidity diagnostic classification updated for 2026.

Internal Codes
  • 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

  • Y36.19

    War operations involving other destruction of aircraft

  • 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

  • Y36.2

    War operations involving other explosions and fragments

  • Y36.20

    War operations involving unspecified explosion and fragments

  • Y36.200

    War operations involving unspecified explosion and fragments, military personnel

  • Y36.200A

    War operations involving unspecified explosion and fragments, military personnel, initial encounter

  • Y36.200D

    War operations involving unspecified explosion and fragments, military personnel, subsequent encounter

  • Y36.200S

    War operations involving unspecified explosion and fragments, military personnel, sequela

  • Y36.201

    War operations involving unspecified explosion and fragments, civilian

  • Y36.201A

    War operations involving unspecified explosion and fragments, civilian, initial encounter

  • Y36.201D

    War operations involving unspecified explosion and fragments, civilian, subsequent encounter

  • Y36.201S

    War operations involving unspecified explosion and fragments, civilian, sequela

  • Y36.21

    War operations involving explosion of aerial bomb

  • Y36.210

    War operations involving explosion of aerial bomb, military personnel

  • Y36.210A

    War operations involving explosion of aerial bomb, military personnel, initial encounter

  • Y36.210D

    War operations involving explosion of aerial bomb, military personnel, subsequent encounter

  • Y36.210S

    War operations involving explosion of aerial bomb, military personnel, sequela

  • Y36.211

    War operations involving explosion of aerial bomb, civilian

  • Y36.211A

    War operations involving explosion of aerial bomb, civilian, initial encounter

  • Y36.211D

    War operations involving explosion of aerial bomb, civilian, subsequent encounter

  • Y36.211S

    War operations involving explosion of aerial bomb, civilian, sequela

  • Y36.22

    War operations involving explosion of guided missile

  • Y36.220

    War operations involving explosion of guided missile, military personnel

  • Y36.220A

    War operations involving explosion of guided missile, military personnel, initial encounter

  • Y36.220D

    War operations involving explosion of guided missile, military personnel, subsequent encounter

  • Y36.220S

    War operations involving explosion of guided missile, military personnel, sequela

  • Y36.221

    War operations involving explosion of guided missile, civilian

  • Y36.221A

    War operations involving explosion of guided missile, civilian, initial encounter

  • Y36.221D

    War operations involving explosion of guided missile, civilian, subsequent encounter

  • Y36.221S

    War operations involving explosion of guided missile, civilian, sequela

  • Y36.23

    War operations involving explosion of improvised explosive device [IED]

  • Y36.230

    War operations involving explosion of improvised explosive device [IED], military personnel

  • Y36.230A

    War operations involving explosion of improvised explosive device [IED], military personnel, initial encounter

  • Y36.230D

    War operations involving explosion of improvised explosive device [IED], military personnel, subsequent encounter

  • Y36.230S

    War operations involving explosion of improvised explosive device [IED], military personnel, sequela

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