ISSN 2398-2977      

Ulna: fracture

pequis

Introduction

Pathogenesis

Pathophysiology

Type I - apophyseal fracture
  • Tensile overload   →   distraction of the triceps attachment   →   separation of the olecranon physis.
    Type 2 - epiphyseal and metaphyseal fracture
  • Direct trauma   →   metaphysis and epiphysis fracture, with metaphyseal fragment often extending into the elbow joint.
    Type 3-5 - olecranon body
  • Trauma (> yearling, adult)   →   fracture olecranon diaphysis   →   distraction by triceps, usually along the caudal cortex because cranial portion secured by joint capsule.

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.
  • Hanson P D, Hartwig H & Markel M D (1997) Comparison of three methods of ulnar fixation in horses. Vet Surg 26, 165-171 PubMed.
  • Richardson M F et al (1995) Use of tension band wires in horses with fractures of the ulna - 22 cases (1980-1992). JAVMA 207, 1085-1089 PubMed.
  • Denny H R, Barr A R S & Waterman A (1987) Surgical treatment of fractures of the olecranon in the horse - a comparative reveiw of 25 cases. Equine Vet J 19, 319-325 PubMed.

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