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S80-S89 Injuries to the Knee & Lower Leg

S80 Superficial Injury of Knee & Lower Leg

S81 Open Wound of Knee & Lower Leg

S82 Fracture of Lower Leg, Including Ankle

S83 Dislocation & Sprain of Joints & Ligaments of Knee

S84 Injury of Nerves at Lower Leg Level

S85 Injury of Blood Vessels at Lower Leg Level

S85.9

Injury of Unspecified Blood Vessel at Lower

Leg Level

S86 Injury of Muscle, Fascia & Tendon at Lower Leg Level

S87 Crushing Injury of Lower Leg

Injuries to the knee and lower leg S80-S89 >

 

Type 2 Excludes

burns and corrosions (T20-T32)

frostbite (T33-T34)

injuries of ankle and foot, except fracture

of ankle and malleolus (S90-S99)

insect bite or sting, venomous (T63.4)

 

Open wound of knee and lower leg S81- >

 

Code Also

any associated wound infection

Type 1 Excludes

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

traumatic amputation of lower leg (S88.-)

Type 2 Excludes

open wound of ankle and foot (S91.-)

 

Fracture of lower leg, including ankle S82- >

 

Note

A fracture not indicated as displaced or nondisplaced

should be coded to displaced

A fracture not indicated as open or closed should be

coded to closed

The open fracture designations are based on the Gustilo

open fracture classification

Type 1 Excludes

traumatic amputation of lower leg (S88.-)

Type 2 Excludes

fracture of foot, except ankle (S92.-)

periprosthetic fracture of prosthetic implant of knee

(T84.042, T84.043)

Includes fracture of malleolus

 

Dislocation and sprain of joints and ligaments of knee S83- >

 

Code Also

any associated open wound

Type 1 Excludes

derangement of patella (M22.0-M22.3)

injury of patellar ligament (tendon) (S76.1-)

internal derangement of knee (M23.-)

old dislocation of knee (M24.36)

pathological dislocation of knee (M24.36)

recurrent dislocation of knee (M22.0)

Type 2 Excludes

strain of muscle, fascia and tendon of lower leg (S86.-)

Includes

avulsion of joint or ligament of knee

laceration of cartilage, joint or ligament of knee

sprain of cartilage, joint or ligament of knee

traumatic hemarthrosis of joint or ligament of knee

traumatic rupture of joint or ligament of knee

traumatic subluxation of joint or ligament of knee

traumatic tear of joint or ligament of knee

 

Injury of nerves at lower leg level S84- >

 

Code Also

any associated open wound (S81.-)

Type 2 Excludes

injury of nerves at ankle and foot level (S94.-)

 

Injury of blood vessels at lower leg level S85- >

 

Code Also

any associated open wound (S81.-)

Type 2 Excludes

injury of blood vessels at ankle and foot level (S95.-)

 

Injury of muscle, fascia and tendon at lower leg level S86- >

 

Code Also

any associated open wound (S81.-)

Type 2 Excludes

injury of muscle, fascia and tendon at ankle (S96.-)

injury of patellar ligament (tendon) (S76.1-)

sprain of joints and ligaments of knee (S83.-)

 

Crushing injury of lower leg S87- >

 

Use Additional

code(s) for all associated injuries

Type 2 Excludes

crushing injury of ankle and foot (S97.-)

 

Traumatic amputation of lower leg S88- >

 

Applicable To

An amputation not identified as partial or complete should

be coded to complete

Type 1 Excludes

traumatic amputation of ankle and foot (S98.-)

 

Other and unspecified injuries of lower leg S89- >

 

Note

A fracture not indicated as open or closed should

be coded to closed

Type 2 Excludes

other and unspecified injuries of ankle and foot (S99.-)

 

S89 Other & Unspecified Injuries of Lower Leg

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