ICD-10-CM › S00-T88 › S80-S89 › S80.8 Other superficial injuries of lower leg › S80.84
External constriction of lower leg
Not billableICD-10-CM diagnosis code.
This code exists but cannot be submitted on its own. It groups the more specific codes beneath it.
Submit one of these 3 more specific codes instead:
- S80.841 External constriction, right lower leg (also a header)
- S80.842 External constriction, left lower leg (also a header)
- S80.849 External constriction, unspecified lower leg (also a header)
This code requires a seventh character. See the rule below.
What has happened to this code
Every change the publisher made, from 2012 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.
- FY2012 Added to the draft code set draft External constriction of lower leg
Official coding rules
Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.
Inherited from S80 Superficial injury of knee and lower leg
Seventh character required
- The appropriate 7th character is to be added to each code from category S80
Excludes2 - not included here
- superficial injury of ankle and foot (S90.-)
Inherited from the S80-S89 section Injuries to the knee and lower leg (S80-S89)
Excludes2 - 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)
How CDC's index refers to this code
Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.
- Tourniquet syndrome
- Syndrome > tourniquet
- Hair > tourniquet syndrome
- Injury > leg > superficial
- Syndrome > hair tourniquet
- Constriction > external > calf
- Constriction > external > shin
- Injury > superficial NEC > calf
- Injury > superficial NEC > shin
- Injury > superficial NEC > external constriction
- Injury > superficial NEC > leg > external constriction
- Constriction > external > leg
Codes in the same group
| Code | Description | Status |
|---|---|---|
| S80.81 | Abrasion of lower leg | Not billable |
| S80.82 | Blister (nonthermal) of lower leg | Not billable |
| S80.85 | Superficial foreign body of lower leg | Not billable |
| S80.86 | Insect bite (nonvenomous) of lower leg | Not billable |
| S80.87 | Other superficial bite of lower leg | Not billable |