Injuries to the ankle and foot (S90-S99)
S90: Superficial injury of ankle, foot and toes

sevenChrNote
The appropriate 7th character is to be added to each code from category S90

sevenChrDef
A: initial encounter
D: subsequent encounter
S: sequela
S90.0: Contusion of ankle
S90.1: Contusion of toe without damage to nail
S90.2: Contusion of toe with damage to nail
S90.3: Contusion of foot
S90.4: Other superficial injuries of toe
S90.5: Other superficial injuries of ankle
S90.8: Other superficial injuries of foot
S90.9: Unspecified superficial injury of ankle, foot and toe

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