W40.9

Explosion of unspecified explosive materials

Requires 7th character

W40.9 requires a 7th character to be reported. Choose a complete code below.

Inclusion terms

Applicable to

  • Explosion NOS

Includes (from W40)

  • Note: This chapter permits the classification of environmental events and circumstances as the cause of injury, and other adverse effects. Where a code from this section is applicable, it is intended that it shall be used secondary to a code from another chapter of the Classification indicating the nature of the condition. Most often, the condition will be classifiable to Chapter 19, Injury, poisoning and certain other consequences of external causes (S00-T88). Other conditions that may be stated to be due to external causes are classified in Chapters I to XVIII. For these conditions, codes from Chapter 20 should be used to provide additional information as to the cause of the condition.

Excludes1

Not coded here — never report together with this code.

  • assault (X92-Y09) (from W40)
  • contact or collision with animals or persons (W50-W64) (from W40)
  • exposure to inanimate mechanical forces involving military or war operations (Y36.-, Y37.-) (from W40)
  • intentional self-harm (X71-X83) (from W40)
  • assault by explosive material (X96) (from W40)
  • explosion involving legal intervention (Y35.1-) (from W40)
  • explosion involving military or war operations (Y36.0-, Y36.2-) (from W40)
  • intentional self-harm by explosive material (X75) (from W40)

7th character

This code requires a 7th character (defined at W40). Use the placeholder "X" for missing positions.

CharacterMeaning
Ainitial encounter
Dsubsequent encounter
Ssequela

Also known as

  • Explosion NOS
  • Explosion
  • Explosion, explosive
  • Explosion, stove
  • Poisoning, fumes or smoke due to, explosion

Parent code

  • W40Explosion of other materialsNeeds 7th char

More specific codes W40.9

  • W40.9XXAExplosion of unspecified explosive materials, initial encounterBillable
  • W40.9XXDExplosion of unspecified explosive materials, subsequent encounterBillable
  • W40.9XXSExplosion of unspecified explosive materials, sequelaBillable

Related codes

  • W40.0Explosion of blasting materialNeeds 7th char
  • W40.1Explosion of explosive gasesNeeds 7th char
  • W40.8Explosion of other specified explosive materialsNeeds 7th char

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