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Unusual polydactylism in a foal. A case report.
1Department of Veterinary Anesthesiology, Radiology Surgery, Western College of Veterinary Medicine, University of Saskatchewan, Saskatoon, Canada.
Veterinary Surgery : VS
|May 1, 1990
Summary
Surgical intervention for a foal with supernumerary bones and carpal valgus deformity improved limb function. The young horse remained sound years after treatment for its skeletal abnormalities.
Area of Science:
- Equine orthopedics
- Veterinary surgery
Background:
- Congenital skeletal abnormalities in foals can lead to significant lameness and long-term issues.
- Supernumerary bones and carpal valgus deformities require prompt diagnosis and treatment.
Observation:
- A 2-month-old Quarter Horse colt presented with multiple left forelimb skeletal abnormalities.
- These included supernumerary metacarpal and carpal bones, abnormal carpal development, and carpal valgus deformity.
Findings:
- Surgical removal of supernumerary metacarpal bones and casting provided initial improvement.
- Hemicircumferential periosteal transection partially corrected the carpal valgus deformity.
- The foal achieved soundness 2.5 years post-surgery, despite persistent carpal joint widening.
Implications:
- Surgical management can effectively address complex congenital limb deformities in foals.
- Early intervention is crucial for improving prognosis and long-term soundness in affected horses.
- This case highlights successful surgical outcomes for supernumerary bone and valgus deformity in equine patients.