W40 - Explosion of other materials
Excludes 1:
-assault by explosive material (X96)
-explosion involving legal intervention Y35.1-)
-explosion involving military or war operations Y36.0-,Y36.2-)
-intentional self-harm by explosive material (X75)
sevenChrNote:
-The appropriate 7th character is to be added to each code from category W40
sevenChrDef:
A - initial encounter
D - subsequent encounter
S - sequela
W40.0 - Explosion of blasting material
W40.1 - Explosion of explosive gases
W40.8 - Explosion of other specified explosive materials
W40.9 - Explosion of unspecified explosive materials