Bitten or stung by nonvenomous insect and other nonvenomous arthropods

**Excludes1:** - contact with venomous insects and arthropods (T63.2-, T63.3-, T63.4-)

**7th character note:** - The appropriate 7th character is to be added to code W57

**7th character:** - A: initial encounter - D: subsequent encounter - S: sequela