Felis ISSN 2398-2950

Tarsus: collateral ligament rupture

Contributor(s): Sorrel Langley-Hobbs

Introduction

  • Rupture of one of more of the collateral ligaments (medial and lateral, straight (tibiocentral) and oblique (tibiotalar) branches).
  • Injury may be open or closed, may be avulsion fractures of malleolus, shearing injuries may be present.
  • Complete collateral ligament ruptures will result in tarsocrural luxation Talocrural luxation.
  • Strains or incomplete ruptures of collateral ligament - may involve the straight or oblique components of the medial or lateral collaterals.
  • Signs: moderate to severe lameness.
  • Diagnosis: palpation, imaging, surgical exploration for accurate assessment.
  • Treatment: primary repair or prosthetic reconstruction.

Pathogenesis

Etiology

  • Trauma, eg RTA.
  • Jumping and landing awkwardly.
  • Dog bite.

Diagnosis

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Treatment

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Outcomes

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Further Reading

Publications

  • Recent references from PubMed and VetMedResource.
  • Nicholson I, Langley-Hobbs S, Sutcliffe M et al (2012) Feline talocrural luxation: a cadaveric study of repair using ligament prostheses. Vet Comp Orthop Traumatol 25 (2), 116-125 PubMed.

Other sources of information

  • Voss K, Langley-Hobbs S J, Montavon P M (2009) Tarsal joint. In: Feline Orthopedic Surgery and Musculoskeletal Disease. Montavon P M, Voss K, Langley-Hobbs S J (eds), Saunders, Elsevier. pp 507-526.


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