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Ejaculatory failure associated with aortic-iliac thrombosis in two stallions
S M McDonnell1, C C Love, B B Martin
1Section of Reproductive Studies, School of Veterinary Medicine, University of Pennsylvania, New Bolton Center, Kennett Square 19348.
Journal of the American Veterinary Medical Association
|April 1, 1992
Summary
Aortic-iliac thrombosis can cause ejaculatory dysfunction in breeding stallions. Management strategies involving arousal enhancement and reduced exertion enable continued breeding performance.
Area of Science:
- Veterinary Medicine
- Reproductive Biology
- Equine Science
Background:
- Ejaculatory dysfunction in stallions can impact breeding programs.
- Aortic-iliac thrombosis is a vascular condition affecting blood flow.
Observation:
- Two stallions presented with specific ejaculatory dysfunction.
- Both stallions exhibited significant aortic-iliac thrombosis (60-70% lumen occlusion).
- Libido and initial mounting were normal, but thrusting weakened with exertion, leading to awkward dismounts.
Findings:
- Treatment focused on maximizing sexual arousal and minimizing hind limb exertion during breeding.
- A progressive daily exercise program was implemented.
- These interventions allowed stallions to resume breeding activities.
Implications:
- Aortic-iliac disease should be considered in the differential diagnosis for equine ejaculatory dysfunction.
- Management strategies can improve breeding performance in affected stallions.
- Understanding vascular contributions to reproductive health is crucial in equine practice.