S85.311A Lacerat great saphenous at lower leg level, right leg, init

Instructional Notes:

S85.311A
Description: Lacerat great saphenous at lower leg level, right leg, init
↓
S85.311
Description: Laceration of greater saphenous vein at lower leg level, right leg
↓
S85.31
Description: Laceration of greater saphenous vein at lower leg level
↓
S85.3
Description: Injury of greater saphenous vein at lower leg level
Inclusion Term:
- Injury of greater saphenous vein NOS
- Injury of saphenous vein NOS
↓
S85
Description: Injury of blood vessels at lower leg level
Exclude2:
- injury of blood vessels at ankle and foot level (S95.-)
Code Also: ['any associated open wound (S81.-)']
↓
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.-)