Malleolus: fracture
Introduction
- Affects articular surface and disrupt origin of collateral ligaments.
- Cause: trauma.
- Signs: valgus (if medial malleolar fracture); varus (if lateral malleolar fracture).
- Treatment: open reduction and fixation; if open, may need to be treated as a 'shearing injury' Malleolus: shearing injury.
- Prognosis: fair - osteoarthritis a common sequel.
Presenting signs
- Acute onset, non-weight bearing, hindlimb lameness with valgus or varus of hock.
Pathogenesis
Etiology
- Trauma.
Pathophysiology
- Traumatic fracture of malleolus of hock.
- Medial and lateral malleolar fractures permit valgus and varus deformity of hock respectively.
Diagnosis
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Treatment
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Prevention
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Outcomes
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Further Reading
Publications
Refereed papers
- Recent references from PubMed and VetMedResource.
- Roch S P, Störk C K, Gemmill T J et al (2009) Treatment of fractures of the tibial and/or fibular malleoli in 30 cats. Vet Rec 165 (6), 165-170 PubMed.