Canis ISSN: 2398-2942

Malleolus: shearing injury

Contributor(s):

Introduction

  • Cause: road traffic accident (RTA)/hit by car (HBC) - abrasion of prominences of medial (most common and more severe) and lateral malleoli.
  • Signs: soft tissue and bone losses, hock instability, intra-articular contamination.
  • Treatment: open wound management followed by repair of collateral ligaments; or talocrural/pantarsal arthrodesis.
  • Prognosis: generally good.

Pathogenesis

Etiology

  • Trauma, eg RTA/HBC: limb is abraded along road surface beneath locked wheel causing loss of skin, underlying soft tissue and bone, also, dragging along roadway secondary to falls, hit by vehicles.

Diagnosis

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Treatment

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Outcomes

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Further Reading

Publications

Refereed papers

  • Recent references from PubMed and VetMedResource.
  • Diamond D W, Beno J & Boudrieau R J (1999) Evaluation of joint stabilization for treatment of shearing injuries of the tarsus in 20 dogs. JAAHA 35 (2), 147-153 PubMed.
  • Beardsley S L & Schrader S (1995) Treatment of dogs with wounds of the limbs caused by shearing forces - 98 cases (1975-1993). JAVMA 207 (8), 1071-1075 PubMed.


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