Chapter 20

V00–Y99: External Causes of Morbidity

External Causes of Morbidity diagnostic classification updated for 2026.

Internal Codes
  • Y36.001

    War operations involving explosion of unspecified marine weapon, civilian

  • Y36.001A

    War operations involving explosion of unspecified marine weapon, civilian, initial encounter

  • Y36.001D

    War operations involving explosion of unspecified marine weapon, civilian, subsequent encounter

  • Y36.001S

    War operations involving explosion of unspecified marine weapon, civilian, sequela

  • Y36.010

    War operations involving explosion of depth-charge, military personnel

  • Y36.010A

    War operations involving explosion of depth-charge, military personnel, initial encounter

  • Y36.010D

    War operations involving explosion of depth-charge, military personnel, subsequent encounter

  • Y36.010S

    War operations involving explosion of depth-charge, military personnel, sequela

  • Y36.011

    War operations involving explosion of depth-charge, civilian

  • Y36.011A

    War operations involving explosion of depth-charge, civilian, initial encounter

  • Y36.011D

    War operations involving explosion of depth-charge, civilian, subsequent encounter

  • Y36.011S

    War operations involving explosion of depth-charge, civilian, sequela

  • Y36.020

    War operations involving explosion of marine mine, military personnel

  • Y36.020A

    War operations involving explosion of marine mine, military personnel, initial encounter

  • Y36.020D

    War operations involving explosion of marine mine, military personnel, subsequent encounter

  • Y36.020S

    War operations involving explosion of marine mine, military personnel, sequela

  • Y36.021

    War operations involving explosion of marine mine, civilian

  • Y36.021A

    War operations involving explosion of marine mine, civilian, initial encounter

  • Y36.021D

    War operations involving explosion of marine mine, civilian, subsequent encounter

  • Y36.021S

    War operations involving explosion of marine mine, civilian, sequela

  • Y36.030

    War operations involving explosion of sea-based artillery shell, military personnel

  • Y36.030A

    War operations involving explosion of sea-based artillery shell, military personnel, initial encounter

  • Y36.030D

    War operations involving explosion of sea-based artillery shell, military personnel, subsequent encounter

  • Y36.030S

    War operations involving explosion of sea-based artillery shell, military personnel, sequela

  • Y36.031

    War operations involving explosion of sea-based artillery shell, civilian

  • Y36.031A

    War operations involving explosion of sea-based artillery shell, civilian, initial encounter

  • Y36.031D

    War operations involving explosion of sea-based artillery shell, civilian, subsequent encounter

  • Y36.031S

    War operations involving explosion of sea-based artillery shell, civilian, sequela

  • Y36.040

    War operations involving explosion of torpedo, military personnel

  • Y36.040A

    War operations involving explosion of torpedo, military personnel, initial encounter

  • Y36.040D

    War operations involving explosion of torpedo, military personnel, subsequent encounter

  • Y36.040S

    War operations involving explosion of torpedo, military personnel, sequela

  • Y36.041

    War operations involving explosion of torpedo, civilian

  • Y36.041A

    War operations involving explosion of torpedo, civilian, initial encounter

  • Y36.041D

    War operations involving explosion of torpedo, civilian, subsequent encounter

  • Y36.041S

    War operations involving explosion of torpedo, civilian, sequela

  • Y36.050

    War operations involving accidental detonation of onboard marine weapons, military personnel

  • Y36.050A

    War operations involving accidental detonation of onboard marine weapons, military personnel, initial encounter

  • Y36.050D

    War operations involving accidental detonation of onboard marine weapons, military personnel, subsequent encounter

  • Y36.050S

    War operations involving accidental detonation of onboard marine weapons, military personnel, sequela

  • Y36.051

    War operations involving accidental detonation of onboard marine weapons, civilian

  • Y36.051A

    War operations involving accidental detonation of onboard marine weapons, civilian, initial encounter

  • Y36.051D

    War operations involving accidental detonation of onboard marine weapons, civilian, subsequent encounter

  • Y36.051S

    War operations involving accidental detonation of onboard marine weapons, civilian, sequela

  • Y36.090

    War operations involving explosion of other marine weapons, military personnel

  • Y36.090A

    War operations involving explosion of other marine weapons, military personnel, initial encounter

  • Y36.090D

    War operations involving explosion of other marine weapons, military personnel, subsequent encounter

  • Y36.090S

    War operations involving explosion of other marine weapons, military personnel, sequela

  • Y36.091

    War operations involving explosion of other marine weapons, civilian

  • Y36.091A

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

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