• Injury, poisoning and certain other consequences of external causes

        • S80 - Superficial injury of knee and lower leg
        • S80.0 - Contusion of knee
        • S80.00 - Contusion of unspecified knee
        • S80.00XA - Contusion of unspecified knee, initial encounter
        • S80.00XD - Contusion of unspecified knee, subsequent encounter
        • S80.00XS - Contusion of unspecified knee, sequela
        • S80.01 - Contusion of right knee
        • S80.01XA - Contusion of right knee, initial encounter
        • S80.01XD - Contusion of right knee, subsequent encounter
        • S80.01XS - Contusion of right knee, sequela
        • S80.02 - Contusion of left knee
        • S80.02XA - Contusion of left knee, initial encounter
        • S80.02XD - Contusion of left knee, subsequent encounter
        • S80.02XS - Contusion of left knee, sequela
        • S80.1 - Contusion of lower leg
        • S80.10 - Contusion of unspecified lower leg
        • S80.10XA - Contusion of unspecified lower leg, initial encounter
        • S80.10XD - Contusion of unspecified lower leg, subsequent encounter
        • S80.10XS - Contusion of unspecified lower leg, sequela
        • S80.11 - Contusion of right lower leg
        • S80.11XA - Contusion of right lower leg, initial encounter
        • S80.11XD - Contusion of right lower leg, subsequent encounter
        • S80.11XS - Contusion of right lower leg, sequela
        • S80.12 - Contusion of left lower leg
        • S80.12XA - Contusion of left lower leg, initial encounter
        • S80.12XD - Contusion of left lower leg, subsequent encounter
        • S80.12XS - Contusion of left lower leg, sequela
        • S80.2 - Other superficial injuries of knee
        • S80.21 - Abrasion of knee
        • S80.211 - Abrasion, right knee
        • S80.211A - Abrasion, right knee, initial encounter
        • S80.211D - Abrasion, right knee, subsequent encounter
        • S80.211S - Abrasion, right knee, sequela
        • S80.212 - Abrasion, left knee
        • S80.212A - Abrasion, left knee, initial encounter
        • S80.212D - Abrasion, left knee, subsequent encounter
        • S80.212S - Abrasion, left knee, sequela
        • S80.219 - Abrasion, unspecified knee
        • S80.219A - Abrasion, unspecified knee, initial encounter
        • S80.219D - Abrasion, unspecified knee, subsequent encounter
        • S80.219S - Abrasion, unspecified knee, sequela
        • S80.22 - Blister (nonthermal) of knee
        • S80.221 - Blister (nonthermal), right knee
        • S80.221A - Blister (nonthermal), right knee, initial encounter
        • S80.221D - Blister (nonthermal), right knee, subsequent encounter
        • S80.221S - Blister (nonthermal), right knee, sequela
        • S80.222 - Blister (nonthermal), left knee
        • S80.222A - Blister (nonthermal), left knee, initial encounter
        • S80.222D - Blister (nonthermal), left knee, subsequent encounter
        • S80.222S - Blister (nonthermal), left knee, sequela
        • S80.229 - Blister (nonthermal), unspecified knee
        • S80.229A - Blister (nonthermal), unspecified knee, initial encounter
        • S80.229D - Blister (nonthermal), unspecified knee, subsequent encounter
        • S80.229S - Blister (nonthermal), unspecified knee, sequela
        • S80.24 - External constriction of knee
        • S80.241 - External constriction, right knee
        • S80.241A - External constriction, right knee, initial encounter
        • S80.241D - External constriction, right knee, subsequent encounter
        • S80.241S - External constriction, right knee, sequela
        • S80.242 - External constriction, left knee
        • S80.242A - External constriction, left knee, initial encounter
        • S80.242D - External constriction, left knee, subsequent encounter
        • S80.242S - External constriction, left knee, sequela
        • S80.249 - External constriction, unspecified knee
        • S80.249A - External constriction, unspecified knee, initial encounter
        • S80.249D - External constriction, unspecified knee, subs encntr
        • S80.249S - External constriction, unspecified knee, sequela
        • S80.25 - Superficial foreign body of knee
        • S80.251 - Superficial foreign body, right knee
        • S80.251A - Superficial foreign body, right knee, initial encounter
        • S80.251D - Superficial foreign body, right knee, subsequent encounter
        • S80.251S - Superficial foreign body, right knee, sequela
        • S80.252 - Superficial foreign body, left knee
        • S80.252A - Superficial foreign body, left knee, initial encounter
        • S80.252D - Superficial foreign body, left knee, subsequent encounter
        • S80.252S - Superficial foreign body, left knee, sequela
        • S80.259 - Superficial foreign body, unspecified knee
        • S80.259A - Superficial foreign body, unspecified knee, init encntr
        • S80.259D - Superficial foreign body, unspecified knee, subs encntr
        • S80.259S - Superficial foreign body, unspecified knee, sequela
        • S80.26 - Insect bite (nonvenomous) of knee
        • S80.261 - Insect bite (nonvenomous), right knee
        • S80.261A - Insect bite (nonvenomous), right knee, initial encounter
        • S80.261D - Insect bite (nonvenomous), right knee, subsequent encounter
        • S80.261S - Insect bite (nonvenomous), right knee, sequela
        • S80.262 - Insect bite (nonvenomous), left knee
        • S80.262A - Insect bite (nonvenomous), left knee, initial encounter
        • S80.262D - Insect bite (nonvenomous), left knee, subsequent encounter
        • S80.262S - Insect bite (nonvenomous), left knee, sequela
        • S80.269 - Insect bite (nonvenomous), unspecified knee
        • S80.269A - Insect bite (nonvenomous), unspecified knee, init encntr
        • S80.269D - Insect bite (nonvenomous), unspecified knee, subs encntr
        • S80.269S - Insect bite (nonvenomous), unspecified knee, sequela
        • S80.27 - Other superficial bite of knee
        • S80.271 - Other superficial bite of right knee
        • S80.271A - Other superficial bite of right knee, initial encounter
        • S80.271D - Other superficial bite of right knee, subsequent encounter
        • S80.271S - Other superficial bite of right knee, sequela
        • S80.272 - Other superficial bite of left knee
        • S80.272A - Other superficial bite of left knee, initial encounter
        • S80.272D - Other superficial bite of left knee, subsequent encounter
        • S80.272S - Other superficial bite of left knee, sequela
        • S80.279 - Other superficial bite of unspecified knee
        • S80.279A - Other superficial bite of unspecified knee, init encntr
        • S80.279D - Other superficial bite of unspecified knee, subs encntr
        • S80.279S - Other superficial bite of unspecified knee, sequela
        • S80.8 - Other superficial injuries of lower leg
        • S80.81 - Abrasion of lower leg
        • S80.811 - Abrasion, right lower leg
        • S80.811A - Abrasion, right lower leg, initial encounter
        • S80.811D - Abrasion, right lower leg, subsequent encounter
        • S80.811S - Abrasion, right lower leg, sequela
        • S80.812 - Abrasion, left lower leg
        • S80.812A - Abrasion, left lower leg, initial encounter
        • S80.812D - Abrasion, left lower leg, subsequent encounter
        • S80.812S - Abrasion, left lower leg, sequela
        • S80.819 - Abrasion, unspecified lower leg
        • S80.819A - Abrasion, unspecified lower leg, initial encounter
        • S80.819D - Abrasion, unspecified lower leg, subsequent encounter
        • S80.819S - Abrasion, unspecified lower leg, sequela
        • S80.82 - Blister (nonthermal) of lower leg
        • S80.821 - Blister (nonthermal), right lower leg
        • S80.821A - Blister (nonthermal), right lower leg, initial encounter
        • S80.821D - Blister (nonthermal), right lower leg, subsequent encounter
        • S80.821S - Blister (nonthermal), right lower leg, sequela
        • S80.822 - Blister (nonthermal), left lower leg
        • S80.822A - Blister (nonthermal), left lower leg, initial encounter
        • S80.822D - Blister (nonthermal), left lower leg, subsequent encounter
        • S80.822S - Blister (nonthermal), left lower leg, sequela
        • S80.829 - Blister (nonthermal), unspecified lower leg
        • S80.829A - Blister (nonthermal), unspecified lower leg, init encntr
        • S80.829D - Blister (nonthermal), unspecified lower leg, subs encntr
        • S80.829S - Blister (nonthermal), unspecified lower leg, sequela
        • S80.84 - External constriction of lower leg
        • S80.841 - External constriction, right lower leg
        • S80.841A - External constriction, right lower leg, initial encounter
        • S80.841D - External constriction, right lower leg, subsequent encounter
        • S80.841S - External constriction, right lower leg, sequela
        • S80.842 - External constriction, left lower leg
        • S80.842A - External constriction, left lower leg, initial encounter
        • S80.842D - External constriction, left lower leg, subsequent encounter
        • S80.842S - External constriction, left lower leg, sequela
        • S80.849 - External constriction, unspecified lower leg
        • S80.849A - External constriction, unspecified lower leg, init encntr
        • S80.849D - External constriction, unspecified lower leg, subs encntr
        • S80.849S - External constriction, unspecified lower leg, sequela
        • S80.85 - Superficial foreign body of lower leg
        • S80.851 - Superficial foreign body, right lower leg
        • S80.851A - Superficial foreign body, right lower leg, initial encounter
        • S80.851D - Superficial foreign body, right lower leg, subs encntr
        • S80.851S - Superficial foreign body, right lower leg, sequela
        • S80.852 - Superficial foreign body, left lower leg
        • S80.852A - Superficial foreign body, left lower leg, initial encounter
        • S80.852D - Superficial foreign body, left lower leg, subs encntr
        • S80.852S - Superficial foreign body, left lower leg, sequela
        • S80.859 - Superficial foreign body, unspecified lower leg
        • S80.859A - Superficial foreign body, unspecified lower leg, init encntr
        • S80.859D - Superficial foreign body, unspecified lower leg, subs encntr
        • S80.859S - Superficial foreign body, unspecified lower leg, sequela
        • S80.86 - Insect bite (nonvenomous) of lower leg
        • S80.861 - Insect bite (nonvenomous), right lower leg
        • S80.861A - Insect bite (nonvenomous), right lower leg, init encntr
        • S80.861D - Insect bite (nonvenomous), right lower leg, subs encntr
        • S80.861S - Insect bite (nonvenomous), right lower leg, sequela
        • S80.862 - Insect bite (nonvenomous), left lower leg
        • S80.862A - Insect bite (nonvenomous), left lower leg, initial encounter
        • S80.862D - Insect bite (nonvenomous), left lower leg, subs encntr
        • S80.862S - Insect bite (nonvenomous), left lower leg, sequela
        • S80.869 - Insect bite (nonvenomous), unspecified lower leg
        • S80.869A - Insect bite (nonvenomous), unsp lower leg, init encntr
        • S80.869D - Insect bite (nonvenomous), unsp lower leg, subs encntr
        • S80.869S - Insect bite (nonvenomous), unspecified lower leg, sequela
        • S80.87 - Other superficial bite of lower leg
        • S80.871 - Other superficial bite, right lower leg
        • S80.871A - Other superficial bite, right lower leg, initial encounter
        • S80.871D - Other superficial bite, right lower leg, subs encntr
        • S80.871S - Other superficial bite, right lower leg, sequela
        • S80.872 - Other superficial bite, left lower leg
        • S80.872A - Other superficial bite, left lower leg, initial encounter
        • S80.872D - Other superficial bite, left lower leg, subsequent encounter
        • S80.872S - Other superficial bite, left lower leg, sequela
        • S80.879 - Other superficial bite, unspecified lower leg
        • S80.879A - Other superficial bite, unspecified lower leg, init encntr
        • S80.879D - Other superficial bite, unspecified lower leg, subs encntr
        • S80.879S - Other superficial bite, unspecified lower leg, sequela
        • S80.9 - Unspecified superficial injury of knee and lower leg
        • S80.91 - Unspecified superficial injury of knee
        • S80.911 - Unspecified superficial injury of right knee
        • S80.911A - Unspecified superficial injury of right knee, init encntr
        • S80.911D - Unspecified superficial injury of right knee, subs encntr
        • S80.911S - Unspecified superficial injury of right knee, sequela
        • S80.912 - Unspecified superficial injury of left knee
        • S80.912A - Unspecified superficial injury of left knee, init encntr
        • S80.912D - Unspecified superficial injury of left knee, subs encntr
        • S80.912S - Unspecified superficial injury of left knee, sequela
        • S80.919 - Unspecified superficial injury of unspecified knee
        • S80.919A - Unsp superficial injury of unspecified knee, init encntr
        • S80.919D - Unsp superficial injury of unspecified knee, subs encntr
        • S80.919S - Unspecified superficial injury of unspecified knee, sequela
        • S80.92 - Unspecified superficial injury of lower leg
        • S80.921 - Unspecified superficial injury of right lower leg
        • S80.921A - Unsp superficial injury of right lower leg, init encntr
        • S80.921D - Unsp superficial injury of right lower leg, subs encntr
        • S80.921S - Unspecified superficial injury of right lower leg, sequela
        • S80.922 - Unspecified superficial injury of left lower leg
        • S80.922A - Unsp superficial injury of left lower leg, init encntr
        • S80.922D - Unsp superficial injury of left lower leg, subs encntr
        • S80.922S - Unspecified superficial injury of left lower leg, sequela
        • S80.929 - Unspecified superficial injury of unspecified lower leg
        • S80.929A - Unsp superficial injury of unsp lower leg, init encntr
        • S80.929D - Unsp superficial injury of unsp lower leg, subs encntr
        • S80.929S - Unsp superficial injury of unspecified lower leg, sequela