Instruction Source: S81.052D
Open bite, left knee, subsequent encounter
Instruction Source: S81.052
Open bite, left knee
Instruction Source: S81.05
Open bite of knee
Excludes 1 (Mutually Exclusive)
- superficial bite of knee (S80.27-)
Instruction Source: S81.0
Open wound of knee
Instruction Source: S81
Open wound of knee and lower leg
Excludes 1 (Mutually Exclusive)
- open fracture of knee and lower leg (S82.-)
- traumatic amputation of lower leg (S88.-)
Excludes 2 (Not Included Here)
- open wound of ankle and foot (S91.-)
Instruction Source: S80-S89
Injuries to the knee and lower leg (S80-S89)
Excludes 2 (Not Included Here)
- 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)
Instruction Source: S00-T88
Injury, poisoning and certain other consequences of external causes
Excludes 2 (Not Included Here)
- birth trauma (P10-P15)
- obstetric trauma (O70-O71)
Clinical 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