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31 Fall on same level due to stepping on an object
- Fall on same level due to stepping on an animal
- Excludes1: slipping, tripping and stumbling without fall due to stepping on animal (W18.41)
- W18.39 Other fall on same level
- W18.4 Slipping, tripping and stumbling without falling
- Excludes1: collision with another person without fall (W51)
- W18.40 Slipping, tripping and stumbling without falling, unspecified
- W18.41 Slipping, tripping and stumbling without falling due to stepping on object
- Slipping, tripping and stumbling without falling due to stepping on animal
- Excludes1: slipping, tripping and stumbling with fall due to stepping on animal (W18.31)
- W18.42 Slipping, tripping and stumbling without falling due to stepping into hole or opening
- W18.43 Slipping, tripping and stumbling without falling due to stepping from one level to another
- W18.49 Other slipping, tripping and stumbling without falling
W19 Unspecified fall
- Includes: accidental fall NOS
- The appropriate 7th character is to be added to code W19
- A initial encounter
- D subsequent encounter
- S sequela
Exposure to inanimate mechanical forces (W20-W49)
- Excludes1: assault (X91-Y08)
- contact or collision with animals or persons (W50-W64)
- exposure to inanimate mechanical forces involving military or war operations (Y36.-, Y37.-)
- intentional self-harm (X70-X83)
W20 Struck by thrown, projected or falling object
- Code first any associated:
- cataclysm (X34-X39)
- lightning strike (T75.0)
- Excludes1: falling object in:
- machinery accident (W24, W28-W31)
- transport accident (V01-V99)
- object set in motion by:
- explosion (W35-W40)
- firearm (W32-W34)
- struck by thrown sports equipment (W21.-)