S80.81 Abrasion of lower legNon-billable header with 3 child codes.
S80.811 Abrasion, right lower legS80.812 Abrasion, left lower legS80.819 Abrasion, unspecified lower legM23 Internal derangement of knee ("current injury - see injury of knee and lower leg (S80-S89)")S80.279 Other superficial bite of unspecified kneeS80.279A Other superficial bite of unspecified knee, initial encounterS80.279D Other superficial bite of unspecified knee, subsequent encounterS80.279S Other superficial bite of unspecified knee, sequelaS80.8 Other superficial injuries of lower legS80.81 Abrasion of lower leg (this code)S80.811 Abrasion, right lower legS80.811A Abrasion, right lower leg, initial encounterS80.811D Abrasion, right lower leg, subsequent encounterS80.811S Abrasion, right lower leg, sequelaS80.812 Abrasion, left lower leg