ISSN 2398-2977      

Perineum: trauma - repair

pequis
Contributor(s):

Graham Munroe


Introduction

  • Injury of the reproductive tract and associated structures occurs quite commonly at parturition, particularly in the primiparous mare.
  • The forefeet of the foal may catch on the dorsal transverse fold of the vestibulovaginal junction   →   possible rectovaginal/vestibular fistulae or third degree perineal lacerations   Perineum: trauma  with the mare's continuous expulsive efforts.
  • Several methods for surgical repair of third degree perineal lacerations are available, but certain common basic principles are important in gaining a successful outcome.

Uses

Advantages

  • Can be performed under standing sedation.
  • Good success rate.

Disadvantages

  • Some specialized equipment required.
  • Technically demanding.

Requirements

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Preparation

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Procedure

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Aftercare

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Outcomes

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Prognosis

  • Up to 75% of mares became pregnant in one reported study with a small proportion tearing to some degree at subsequent foalings.
  • It is common for the mare to miss the breeding season in which the injury occurs.

Further Reading

Publications

Refereed papers

Other sources of information

  • Frazer G S (2004) How to Manage Acute Perineal Trauma in a Foaling Mare. In: Proc 43rd BEVA Congress. Equine Vet J Ltd, UK. pp 228.

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