AAEP Resort Barbados 2011
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Figurin’ It Out: Interactive Case Discussion Regarding Stallion Reproduction

Author(s):
Varner D.D.
In: AAEP Resort Symposium - Barbados, 2011 by American Association of Equine Practitioners
Updated:
JAN 26, 2011
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Case # 1: 4-year-old Thoroughbred stallion  

History: 

  • Retired from racing previous Fall.  
  • No semen evaluations were performed prior to breeding season.  
  • As of March 15, only 8 mares pregnant of 18 bred (natural cover). 
  • Stallion has been breeding 1-2 mares per day.  
  • Stallion is on well-managed farm and is booked to 70 mares for   breeding season.  
  • Breeding soundness examination performed on March 22.  
  • Most recent breedings were at 8:30 am and 2:20 pm on March 21 

Diagnostic Approach:

Therapeutic Options:  

 

Case # 2: 9-year-old Quarter Horse stallion  

History:  

  • 2/25 and 0/25 pregnant during last two breeding seasons.  
  • Two previous semen evaluations revealed no significant problems 
  • Sexually rested for 2 weeks prior to evaluation  

Diagnostic Approach:

Therapeutic Options:  

 

Case # 3: 8-year-old Quarter Horse stallion  

History:  

  • Normal pregnancy rates in three previous breeding seasons.  
  • Developed neurologic signs previous November.  
  • Treated for several months with dexamethasone, sulfadiazine, and  pyrimethamine for suspected EPM.  
  • Prior to evaluation, the neurologic signs were subsiding.  
  • Admitted for breeding soundness examination on June 15.

Diagnostic Approach: 

Therapeutic Options:

[...]

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References

1. Barton MD, Hughes KL. Ecology of Rhodococcus equi. Vet Microbiol 1984;9:65-76. - PubMed -

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How to reference this publication (Harvard system)?

Varner, D. D. (2011) “Figurin’ It Out: Interactive Case Discussion Regarding Stallion Reproduction”, AAEP Resort Symposium - Barbados, 2011. Available at: https://www.ivis.org/library/aaep/aaep-resort-symposium-barbados-2011/figurin’-it-out-interactive-case-discussion-regarding-stallion-reproduction (Accessed: 06 December 2023).

Author(s)

  • Dickson Varner

    Varner D.D.

    Professor
    DVM MS Dipl ACT
    Department of Large Animal Medicine and Surgery, College of Vet. Medicine & Biomedical Sciences, Texas A & M University
    Read more about this author

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