NC93.1

ICD-11 MMS 2026-01

Dislocation of patella

Description

Displacement of the patella from the femoral groove.

Exclusions from above levels

  • FA32 – derangement of patella
  • FA33 – Internal derangement of knee
  • FA34.2 – dislocation of knee recurrent
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  • 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
  • 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

  • NC93.10 – Lateral dislocation of patella
  • NC93.1Y – Other specified dislocation of patella
  • NC93.1Z – Dislocation of patella, unspecified

Sibling codes

  • NC93.0 – Acute internal damage of knee
  • NC93.2 – Dislocation of knee
  • NC93.3 – Tear of meniscus, current
  • NC93.4 – Tear of articular cartilage of knee
  • NC93.5 – Strain or sprain involving fibular or tibial collateral ligament of knee
  • NC93.6 – Strain or sprain involving anterior or posterior cruciate ligament of knee
  • NC93.7 – Strain or sprain of other or unspecified parts of knee
  • NC93.8 – Injury to multiple structures of knee
  • NC93.Y – Other specified dislocation or strain or sprain of joints or ligaments of knee
  • NC93.Z – Dislocation or strain or sprain of joints or ligaments of knee, unspecified

Foundation entity

Dislocation of patella – http://id.who.int/icd/entity/70225648

Allowed postcoordination axes

Part of: NC93: Dislocation or strain or sprain of joints or ligaments of knee › 22: Injury, poisoning or certain other consequences of external causes