S83.421A Sprain of lateral collateral ligament of right knee, init
Instructional Notes:
S83.421A Description: Sprain of lateral collateral ligament of right knee, init ↓
S83.421 Description: Sprain of lateral collateral ligament of right knee ↓
S83.42 Description: Sprain of lateral collateral ligament of knee Inclusion Term:
Sprain of fibular collateral ligament
↓
S83.4 Description: Sprain of collateral ligament of knee ↓
S83 Description: Dislocation and sprain of joints and ligaments of knee Exclude2:
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)
strain of muscle, fascia and tendon of lower leg (S86.-)
Include:
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
Code Also: ['any associated open wound'] ↓
S80-S89 Description: Injuries to the knee and lower leg (S80-S89) Exclude2:
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)
↓
S00-T88 Description: Injury, poisoning and certain other consequences of external causes Exclude2:
birth trauma (P10-P15)
obstetric trauma (O70-O71)
Notes:
Use secondary code(s) from Chapter 20, External causes of morbidity, to indicate cause of injury. Codes within the T section that include the external cause do not require an additional external cause code
Use Additional Code:
code to identify any retained foreign body, if applicable (Z18.-)