S81

Open wound of knee and lower leg

any associated wound infection

open fracture of knee and lower leg (S82.-)
traumatic amputation of lower leg (S88.-)

open wound of ankle and foot (S91.-)

The appropriate 7th character is to be added to each code from category S81

initial encounter
subsequent encounter
sequela

S81.0

Open wound of knee

S81.00

Unspecified open wound of knee

S81.001

Unspecified open wound, right knee

S81.002

Unspecified open wound, left knee

S81.009

Unspecified open wound, unspecified knee

S81.01

Laceration without foreign body of knee

S81.011

Laceration without foreign body, right knee

S81.012

Laceration without foreign body, left knee

S81.019

Laceration without foreign body, unspecified knee

S81.02

Laceration with foreign body of knee

S81.021

Laceration with foreign body, right knee

S81.022

Laceration with foreign body, left knee

S81.029

Laceration with foreign body, unspecified knee

S81.03

Puncture wound without foreign body of knee

S81.031

Puncture wound without foreign body, right knee

S81.032

Puncture wound without foreign body, left knee

S81.039

Puncture wound without foreign body, unspecified knee

S81.04

Puncture wound with foreign body of knee

S81.041

Puncture wound with foreign body, right knee

S81.042

Puncture wound with foreign body, left knee

S81.049

Puncture wound with foreign body, unspecified knee

S81.05

Open bite of knee

superficial bite of knee (S80.27-)

Bite of knee NOS

S81.051

Open bite, right knee

S81.052

Open bite, left knee

S81.059

Open bite, unspecified knee

S81.8

Open wound of lower leg

S81.80

Unspecified open wound of lower leg

S81.801

Unspecified open wound, right lower leg

S81.802

Unspecified open wound, left lower leg

S81.809

Unspecified open wound, unspecified lower leg

S81.81

Laceration without foreign body of lower leg

S81.811

Laceration without foreign body, right lower leg

S81.812

Laceration without foreign body, left lower leg

S81.819

Laceration without foreign body, unspecified lower leg

S81.82

Laceration with foreign body of lower leg

S81.821

Laceration with foreign body, right lower leg

S81.822

Laceration with foreign body, left lower leg

S81.829

Laceration with foreign body, unspecified lower leg

S81.83

Puncture wound without foreign body of lower leg

S81.831

Puncture wound without foreign body, right lower leg

S81.832

Puncture wound without foreign body, left lower leg

S81.839

Puncture wound without foreign body, unspecified lower leg

S81.84

Puncture wound with foreign body of lower leg

S81.841

Puncture wound with foreign body, right lower leg

S81.842

Puncture wound with foreign body, left lower leg

S81.849

Puncture wound with foreign body, unspecified lower leg

S81.85

Open bite of lower leg

superficial bite of lower leg (S80.86-, S80.87-)

Bite of lower leg NOS

S81.851

Open bite, right lower leg

S81.852

Open bite, left lower leg

S81.859

Open bite, unspecified lower leg