Exposure to animate mechanical forces (W50-W64)
W55: Contact with other mammals

includes
contact with saliva, feces or urine of mammal

excludes1
animal being ridden- see transport accidents
bitten or struck by dog (W54)
bitten or struck by rodent (W53.-)
contact with marine mammals (W56.-)

sevenChrNote
The appropriate 7th character is to be added to each code from category W55

sevenChrDef
A: initial encounter
D: subsequent encounter
S: sequela
W55.0: Contact with cat
W55.1: Contact with horse
W55.2: Contact with cow
W55.3: Contact with other hoof stock
W55.4: Contact with pig
W55.5: Contact with raccoon
W55.8: Contact with other mammals

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