Contrecoup injury (knee)

A.Prof Frank Gaillard et al.

A contrecoup injury of the knee is a bone contusion of the posterior lip of the medial tibial plateau. It occurs during knee reduction after a pivot shift injury and is highly associated with ACL tears 1, and peripheral tear or meniscocapsular separation of the medial meniscus posterior horn 2.

Occasionally, another bone contusion is seen on the medial margin of the medial femoral condyle, also resultant from knee reduction after the pivot shift injury. 

The term contrecoup is more frequently used in the setting of traumatic brain injury: see coup-contrecoup injury of the brain

Knee pathology

The knee is a complex synovial joint that can be affected by a range of pathologies:

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Article information

rID: 13525
Section: Gamuts
Tag: stub, cases, refs
Synonyms or Alternate Spellings:
  • Coutracoup knee injury

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