Injuries to the knee and lower leg (S80-S89)
S86: Injury of muscle, fascia and tendon at lower leg level

codeAlso
any associated open wound (S81.-)

excludes2
injury of muscle, fascia and tendon at ankle (S96.-)
injury of patellar ligament (tendon) (S76.1-)
sprain of joints and ligaments of knee (S83.-)

sevenChrNote
The appropriate 7th character is to be added to each code from category S86

sevenChrDef
A: initial encounter
D: subsequent encounter
S: sequela
S86.0: Injury of Achilles tendon
S86.1: Injury of other muscle(s) and tendon(s) of posterior muscle group at lower leg level
S86.2: Injury of muscle(s) and tendon(s) of anterior muscle group at lower leg level
S86.3: Injury of muscle(s) and tendon(s) of peroneal muscle group at lower leg level
S86.8: Injury of other muscles and tendons at lower leg level
S86.9: Injury of unspecified muscle and tendon at lower leg level

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