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Non-invasive assessment of equine muscular function: A case study
K H Riis1, A P Harrison2, K Riis-Olesen3
1IKVH, Faculty of Health & Medical Sciences, Copenhagen University, Grønnegaardsvej 7, 1870 Frederiksberg C, Denmark ; Hillerød Hestedyrlæger, Baunevej 17, Bendstrup, 3400 Hillerød, Denmark.
Open Veterinary Journal
|December 2, 2015
Summary
This study introduces accelerometry, bioimpedance analysis, and acoustic myography for assessing equine muscle injuries. These methods helped pinpoint hip muscle weakness and loss of cellular integrity in a lame horse.
Area of Science:
- Veterinary diagnostics
- Equine musculoskeletal research
- Biomechanical analysis
Background:
- Muscle function assessment is crucial in veterinary medicine, particularly for equine injuries and recovery.
- Techniques like accelerometry, bioimpedance analysis, and acoustic myography are established in human medicine but underutilized in veterinary clinics.
- Recurring lameness in horses necessitates advanced diagnostic tools for precise injury localization.
Observation:
- A 12-year-old Danish Warmblood horse with shifting lameness was evaluated using novel techniques.
- Acoustic myography identified reduced muscle fiber recruitment and weakness in the right hip area.
- Accelerometry showed normal stride timing but reduced acceleration and strike force in the affected limb.
- Bioimpedance analysis revealed decreased muscle mass and compromised cellular integrity in the injured hip compared to the contralateral limb.
Findings:
- Acoustic myography effectively localized the equine muscle injury to the right hip.
- Accelerometry quantified functional deficits, indicating weaker limb propulsion despite normal stride intervals.
- Bioimpedance analysis confirmed regional muscle atrophy and cellular damage, correlating with clinical lameness.
- The combined application of these techniques provided a comprehensive assessment of the horse's muscle function.
Implications:
- These non-invasive techniques offer valuable insights into equine muscle injuries, aiding diagnosis and treatment planning.
- The study highlights the potential of accelerometry, bioimpedance, and acoustic myography for routine veterinary use.
- This approach can improve the understanding and management of musculoskeletal conditions in horses.
- Further research can validate these methods for broader application in equine sports medicine and rehabilitation.
