Canis ISSN: 2398-2942

Tarsus: superficial digital flexor tendon - luxation

Contributor(s): Vetstream Ltd, Sorrel Langley-Hobbs

Introduction

  • Displacement of superficial digital flexor tendon (SDFT) from groove of calcaneus.
  • Uncommon; lateral luxation most common.
  • Seen especially in Shetland Sheepdog and racing Greyhound, other breeds intermittently affected.
  • Signs: acute onset moderate lameness with intermittent non-weight-bearing and hock hyperflexion during weight-bearing.
  • Treatment: primary surgical repair of disrupted retinacular tissues.
  • Prognosis: good.

Pathogenesis

Etiology

  • Trauma.
  • Stresses of racing.
  • Hereditary in Shetland Sheepdog - simple autosomal recessive trait.

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.
  • Solanti S, Laitinen O & Atroschi F (2002) Hereditary and clinical characteristics of lateral luxation of the superficial digital flexor tendon in Shetland sheepdogs. Vet Ther 3 (1), 97-103 PubMed.
  • Hoscheit L P (1994) Luxation of the tendon of the superficial digital flexor muscle in two dogs. Can Vet J 35 (2), 120-1 PubMed.
  • Mauterer Jr J V, Prata R G, Carberry C A & Schrader S C (1993) Displacement of the tendon of the superficial digital flexor muscle in dogs: 10 cases (1983-1991). JAVMA 203 (8), 1162-1165 PubMed.


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