NC91

ICD-11 MMS 2026-01

Open wound of knee or lower leg

Excludes

  • NC98 – Traumatic amputation of lower leg
  • ND12 – Open wound of ankle or foot

Exclusions from above levels

  • http://id.who.int/icd/entity/152692065 – Frostbite
  • http://id.who.int/icd/entity/163532889 – Burns
  • http://id.who.int/icd/entity/252518591 – Injuries to the ankle or foot
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  • ND55 – Other injuries of leg, level unspecified
  • NE61 – Insect bite or sting, venomous
  • FB80.7 – Malunion of fracture
  • FB80.8 – Nonunion of fracture
  • FB80.A – Stress fracture, not elsewhere classified
  • FB80.B – Pathological fracture
  • http://id.who.int/icd/entity/624443803 – Birth injury
  • JB0A – Certain specified obstetric trauma

Child codes

  • NC91.0 – Laceration without foreign body of lower leg
  • NC91.1 – Laceration with foreign body of lower leg
  • NC91.2 – Puncture wound without foreign body of lower leg
  • NC91.3 – Puncture wound with foreign body of lower leg
  • NC91.4 – Open bite of lower leg
  • NC91.5 – Multiple open wounds of lower leg
  • NC91.Y – Other specified open wound of knee or lower leg
  • NC91.Z – Open wound of knee or lower leg, unspecified

Sibling codes

  • NC90 – Superficial injury of knee or lower leg
  • NC92 – Fracture of lower leg, including ankle
  • NC93 – Dislocation or strain or sprain of joints or ligaments of knee
  • NC94 – Injury of nerves at lower leg level
  • NC95 – Injury of blood vessels at lower leg level
  • NC96 – Injury of muscle, fascia, tendon or bursa at lower leg level
  • NC97 – Crushing injury of lower leg
  • NC98 – Traumatic amputation of lower leg
  • NC99 – Multiple injuries of lower leg
  • NC9Y – Other specified injuries to the knee or lower leg
  • NC9Z – Injuries to the knee or lower leg, unspecified

Foundation entity

Open wound of knee or lower leg – http://id.who.int/icd/entity/1327769104

Allowed postcoordination axes

Part of: 22: Injury, poisoning or certain other consequences of external causes