Y37.A1 Low level blast overpressure in military operations

Non-billable ICD-10-CM code.

Applicable to

• LLB overpressure in military operations
• Low level blast overpressure due to explosion in military operations

Applies from Y37 Military operations

Includes

• injuries to military personnel and civilians occurring during peacetime on military property and during routine military exercises and operations

Excludes1 (never code together)

• military aircraft involved in aircraft accident with civilian aircraft (V97.81-)
• military vehicles involved in transport accident with civilian vehicle (V09.01, V09.21, V19.81, V29.818, V39.81, V49.81, V59.81, V69.81, V79.81)
• military watercraft involved in water transport accident with civilian watercraft (V94.81-)
• war operations (Y36.-)

7th character note

• The appropriate 7th character is to be added to each code from category Y37

7th character required

• A — initial encounter
• D — subsequent encounter
• S — sequela

Applies from Y37.A Blast overpressure in military operations

Code also

• type of explosive, if known
• accidental detonation of onboard munitions (Y37.140)
• explosion of grenade (Y37.290)
• explosion of torpedo (Y37.040)
• improvised explosive device (Y37.230)

Code annotations containing back-references to Y37.A1

Back-references to Y37

• Type 1 Excludes: V91 Other injury due to accident to watercraft ("military watercraft accident in military or war operations (Y36, Y37.-)")
• Type 1 Excludes: V92 Drowning and submersion due to accident on board watercraft, without accident to watercraft ("military watercraft accident in military or war operations (Y36, Y37)")
• Type 1 Excludes: V93 Other injury due to accident on board watercraft, without accident to watercraft ("military watercraft accident in military or war operations (Y36, Y37.-)")
• Type 1 Excludes: V94 Other and unspecified water transport accidents ("military watercraft accidents in military or war operations (Y36, Y37)")
• Type 1 Excludes: W49 Exposure to other inanimate mechanical forces ("exposure to inanimate mechanical forces involving military or war operations (Y36.-, Y37.-)")
• Type 1 Excludes: Y36 Operations of war ("injury to military personnel occurring during peacetime military operations (Y37.-)")

Diagnosis Index entries for Y37.A1

• Military operations (injuries to military and civilians occuring during peacetime on military property and during routine military exercises and operations) (by) (from) (involving) › blast overpressure › low level (due to explosion)
• Military operations (injuries to military and civilians occuring during peacetime on military property and during routine military exercises and operations) (by) (from) (involving) › LLB overpressure

Nearby codes

• Y37.92 Military operations involving friendly fire
• Y37.92XA Military operations involving friendly fire, initial encounter
• Y37.92XD Military operations involving friendly fire, subsequent encounter
• Y37.92XS Military operations involving friendly fire, sequela
• Y37.A Blast overpressure in military operations
• Y37.A1 Low level blast overpressure in military operations (this code)
• Y37.A1XA Low level blast overpressure in military operations, initial encounter
• Y37.A1XD Low level blast overpressure in military operations, subsequent encounter
• Y37.A1XS Low level blast overpressure in military operations, sequela
• Y37.A2 High level blast overpressure in military operations
• Y37.A2XA High level blast overpressure in military operations, initial encounter