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S81 Open wound of knee and lower leg
BackS81.0Open wound of kneeCategory6 →S81.00Unspecified open wound of kneeCategory3 →S81.001Unspecified open wound, right kneeCategoryS81.002Unspecified open wound, left kneeCategoryS81.009Unspecified open wound, unspecified kneeCategoryS81.01Laceration without foreign body of kneeCategory3 →S81.011Laceration without foreign body, right kneeCategoryS81.012Laceration without foreign body, left kneeCategoryS81.019Laceration without foreign body, unspecified kneeCategoryS81.02Laceration with foreign body of kneeCategory3 →S81.021Laceration with foreign body, right kneeCategoryS81.022Laceration with foreign body, left kneeCategoryS81.029Laceration with foreign body, unspecified kneeCategoryS81.03Puncture wound without foreign body of kneeCategory3 →S81.031Puncture wound without foreign body, right kneeCategoryS81.032Puncture wound without foreign body, left kneeCategoryS81.039Puncture wound without foreign body, unspecified kneeCategoryS81.04Puncture wound with foreign body of kneeCategory3 →S81.041Puncture wound with foreign body, right kneeCategoryS81.042Puncture wound with foreign body, left kneeCategoryS81.049Puncture wound with foreign body, unspecified kneeCategoryS81.05Open bite of kneeCategory3 →S81.051Open bite, right kneeCategoryS81.052Open bite, left kneeCategoryS81.059Open bite, unspecified kneeCategoryS81.8Open wound of lower legCategory6 →S81.80Unspecified open wound of lower legCategory3 →S81.801Unspecified open wound, right lower legCategoryS81.802Unspecified open wound, left lower legCategoryS81.809Unspecified open wound, unspecified lower legCategoryS81.81Laceration without foreign body of lower legCategory3 →S81.811Laceration without foreign body, right lower legCategoryS81.812Laceration without foreign body, left lower legCategoryS81.819Laceration without foreign body, unspecified lower legCategoryS81.82Laceration with foreign body of lower legCategory3 →S81.821Laceration with foreign body, right lower legCategoryS81.822Laceration with foreign body, left lower legCategoryS81.829Laceration with foreign body, unspecified lower legCategoryS81.83Puncture wound without foreign body of lower legCategory3 →S81.831Puncture wound without foreign body, right lower legCategoryS81.832Puncture wound without foreign body, left lower legCategoryS81.839Puncture wound without foreign body, unspecified lower legCategoryS81.84Puncture wound with foreign body of lower legCategory3 →S81.841Puncture wound with foreign body, right lower legCategoryS81.842Puncture wound with foreign body, left lower legCategoryS81.849Puncture wound with foreign body, unspecified lower legCategoryS81.85Open bite of lower legCategory3 →S81.851Open bite, right lower legCategoryS81.852Open bite, left lower legCategoryS81.859Open bite, unspecified lower legCategory
Category
S81
Open wound of knee and lower leg
EXCLUDES
Excludes1: open fracture of knee and lower leg (S82.-)
traumatic amputation of lower leg (S88.-)
Excludes2: open wound of ankle and foot (S91.-)
traumatic amputation of lower leg (S88.-)
Excludes2: open wound of ankle and foot (S91.-)
NOTE
7th character: The appropriate 7th character is to be added to each code from category S81
7th character definitions: initial encounter
subsequent encounter
sequela
7th character definitions: initial encounter
subsequent encounter
sequela
CODING RULE
Code also: any associated wound infection
- Chapter
- XIX · Injury, poisoning and certain other consequences of external causes
- Section
- S80-S89
- Valid from
Source
CMS ICD-10-CM Tabular List, edition FY2026.